Home / 9,939.33-14,909.01-3,698.53

Finding the Fourth Proportional to 9,939.33, 14,909.01 and 3,698.53

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Solution

The fourth proportional to 9,939.33, 14,909.01 and 3,698.53 is: 5,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.33 : 14,909.01 = 3,698.53 : x
  2. Step 2: Convert to fraction form
    9,939.33/14,909.01 = 3,698.53/x
  3. Step 3: Cross multiply
    9,939.33x = 14,909.01 × 3,698.53
  4. Step 4: Simplify right side
    9,939.33x = 55,141,402.26
  5. Step 5: Solve for x
    x = 55,141,402.26/9,939.33
  6. Step 6: Final answer
    x = 5,547.80

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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.