Home / 9,582.20-14,373.30-6,990.20

Finding the Fourth Proportional to 9,582.20, 14,373.30 and 6,990.20

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Solution

The fourth proportional to 9,582.20, 14,373.30 and 6,990.20 is: 10,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,582.20 : 14,373.30 = 6,990.20 : x
  2. Step 2: Convert to fraction form
    9,582.20/14,373.30 = 6,990.20/x
  3. Step 3: Cross multiply
    9,582.20x = 14,373.30 × 6,990.20
  4. Step 4: Simplify right side
    9,582.20x = 100,472,241.66
  5. Step 5: Solve for x
    x = 100,472,241.66/9,582.20
  6. Step 6: Final answer
    x = 10,485.30

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Double scale
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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.