Home / 9,925.80-14,879.25-3,684.21

Finding the Fourth Proportional to 9,925.80, 14,879.25 and 3,684.21

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Solution

The fourth proportional to 9,925.80, 14,879.25 and 3,684.21 is: 5,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.80 : 14,879.25 = 3,684.21 : x
  2. Step 2: Convert to fraction form
    9,925.80/14,879.25 = 3,684.21/x
  3. Step 3: Cross multiply
    9,925.80x = 14,879.25 × 3,684.21
  4. Step 4: Simplify right side
    9,925.80x = 54,818,281.64
  5. Step 5: Solve for x
    x = 54,818,281.64/9,925.80
  6. Step 6: Final answer
    x = 5,522.81

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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.