Home / 7,472.33-10,312.41-4,285.92

Finding the Fourth Proportional to 7,472.33, 10,312.41 and 4,285.92

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Solution

The fourth proportional to 7,472.33, 10,312.41 and 4,285.92 is: 5,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.33 : 10,312.41 = 4,285.92 : x
  2. Step 2: Convert to fraction form
    7,472.33/10,312.41 = 4,285.92/x
  3. Step 3: Cross multiply
    7,472.33x = 10,312.41 × 4,285.92
  4. Step 4: Simplify right side
    7,472.33x = 44,198,164.27
  5. Step 5: Solve for x
    x = 44,198,164.27/7,472.33
  6. Step 6: Final answer
    x = 5,914.91

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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.