Home / 10,553.76-15,826.79-4,626.57

Finding the Fourth Proportional to 10,553.76, 15,826.79 and 4,626.57

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Solution

The fourth proportional to 10,553.76, 15,826.79 and 4,626.57 is: 6,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.76 : 15,826.79 = 4,626.57 : x
  2. Step 2: Convert to fraction form
    10,553.76/15,826.79 = 4,626.57/x
  3. Step 3: Cross multiply
    10,553.76x = 15,826.79 × 4,626.57
  4. Step 4: Simplify right side
    10,553.76x = 73,223,728.68
  5. Step 5: Solve for x
    x = 73,223,728.68/10,553.76
  6. Step 6: Final answer
    x = 6,938.17

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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.