Home / 6,603.93-9,115.14-4,084.57

Finding the Fourth Proportional to 6,603.93, 9,115.14 and 4,084.57

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Solution

The fourth proportional to 6,603.93, 9,115.14 and 4,084.57 is: 5,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.93 : 9,115.14 = 4,084.57 : x
  2. Step 2: Convert to fraction form
    6,603.93/9,115.14 = 4,084.57/x
  3. Step 3: Cross multiply
    6,603.93x = 9,115.14 × 4,084.57
  4. Step 4: Simplify right side
    6,603.93x = 37,231,491.48
  5. Step 5: Solve for x
    x = 37,231,491.48/6,603.93
  6. Step 6: Final answer
    x = 5,637.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.