Home / 7,472.25-10,312.92-4,330.26

Finding the Fourth Proportional to 7,472.25, 10,312.92 and 4,330.26

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Solution

The fourth proportional to 7,472.25, 10,312.92 and 4,330.26 is: 5,976.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.25 : 10,312.92 = 4,330.26 : x
  2. Step 2: Convert to fraction form
    7,472.25/10,312.92 = 4,330.26/x
  3. Step 3: Cross multiply
    7,472.25x = 10,312.92 × 4,330.26
  4. Step 4: Simplify right side
    7,472.25x = 44,657,624.96
  5. Step 5: Solve for x
    x = 44,657,624.96/7,472.25
  6. Step 6: Final answer
    x = 5,976.46

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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.