Home / 9,325.92-12,869.76-5,134.17

Finding the Fourth Proportional to 9,325.92, 12,869.76 and 5,134.17

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Solution

The fourth proportional to 9,325.92, 12,869.76 and 5,134.17 is: 7,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.92 : 12,869.76 = 5,134.17 : x
  2. Step 2: Convert to fraction form
    9,325.92/12,869.76 = 5,134.17/x
  3. Step 3: Cross multiply
    9,325.92x = 12,869.76 × 5,134.17
  4. Step 4: Simplify right side
    9,325.92x = 66,075,535.70
  5. Step 5: Solve for x
    x = 66,075,535.70/9,325.92
  6. Step 6: Final answer
    x = 7,085.15

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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.