Home / 9,132.91-12,603.43-4,941.16

Finding the Fourth Proportional to 9,132.91, 12,603.43 and 4,941.16

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Solution

The fourth proportional to 9,132.91, 12,603.43 and 4,941.16 is: 6,818.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.91 : 12,603.43 = 4,941.16 : x
  2. Step 2: Convert to fraction form
    9,132.91/12,603.43 = 4,941.16/x
  3. Step 3: Cross multiply
    9,132.91x = 12,603.43 × 4,941.16
  4. Step 4: Simplify right side
    9,132.91x = 62,275,564.18
  5. Step 5: Solve for x
    x = 62,275,564.18/9,132.91
  6. Step 6: Final answer
    x = 6,818.81

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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.