Home / 9,141.92-12,615.85-4,950.17

Finding the Fourth Proportional to 9,141.92, 12,615.85 and 4,950.17

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Solution

The fourth proportional to 9,141.92, 12,615.85 and 4,950.17 is: 6,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.92 : 12,615.85 = 4,950.17 : x
  2. Step 2: Convert to fraction form
    9,141.92/12,615.85 = 4,950.17/x
  3. Step 3: Cross multiply
    9,141.92x = 12,615.85 × 4,950.17
  4. Step 4: Simplify right side
    9,141.92x = 62,450,602.19
  5. Step 5: Solve for x
    x = 62,450,602.19/9,141.92
  6. Step 6: Final answer
    x = 6,831.23

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Double scale
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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.