Home / 9,521.18-14,280.97-3,281.18

Finding the Fourth Proportional to 9,521.18, 14,280.97 and 3,281.18

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Solution

The fourth proportional to 9,521.18, 14,280.97 and 3,281.18 is: 4,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.18 : 14,280.97 = 3,281.18 : x
  2. Step 2: Convert to fraction form
    9,521.18/14,280.97 = 3,281.18/x
  3. Step 3: Cross multiply
    9,521.18x = 14,280.97 × 3,281.18
  4. Step 4: Simplify right side
    9,521.18x = 46,858,433.14
  5. Step 5: Solve for x
    x = 46,858,433.14/9,521.18
  6. Step 6: Final answer
    x = 4,921.49

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Half scale
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Double scale
Find fourth proportional to 9,522.18, 14,282.47 and 3,282.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.