Home / 9,781.07-14,671.46-3,937.53

Finding the Fourth Proportional to 9,781.07, 14,671.46 and 3,937.53

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Solution

The fourth proportional to 9,781.07, 14,671.46 and 3,937.53 is: 5,906.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781.07 : 14,671.46 = 3,937.53 : x
  2. Step 2: Convert to fraction form
    9,781.07/14,671.46 = 3,937.53/x
  3. Step 3: Cross multiply
    9,781.07x = 14,671.46 × 3,937.53
  4. Step 4: Simplify right side
    9,781.07x = 57,769,313.89
  5. Step 5: Solve for x
    x = 57,769,313.89/9,781.07
  6. Step 6: Final answer
    x = 5,906.24

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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.