Home / 7,909.07-11,862.69-2,066.13

Finding the Fourth Proportional to 7,909.07, 11,862.69 and 2,066.13

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Solution

The fourth proportional to 7,909.07, 11,862.69 and 2,066.13 is: 3,098.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909.07 : 11,862.69 = 2,066.13 : x
  2. Step 2: Convert to fraction form
    7,909.07/11,862.69 = 2,066.13/x
  3. Step 3: Cross multiply
    7,909.07x = 11,862.69 × 2,066.13
  4. Step 4: Simplify right side
    7,909.07x = 24,509,851.94
  5. Step 5: Solve for x
    x = 24,509,851.94/7,909.07
  6. Step 6: Final answer
    x = 3,098.96

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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.