Home / 5,313.46-7,337.89-4,378.52

Finding the Fourth Proportional to 5,313.46, 7,337.89 and 4,378.52

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Solution

The fourth proportional to 5,313.46, 7,337.89 and 4,378.52 is: 6,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.46 : 7,337.89 = 4,378.52 : x
  2. Step 2: Convert to fraction form
    5,313.46/7,337.89 = 4,378.52/x
  3. Step 3: Cross multiply
    5,313.46x = 7,337.89 × 4,378.52
  4. Step 4: Simplify right side
    5,313.46x = 32,129,098.12
  5. Step 5: Solve for x
    x = 32,129,098.12/5,313.46
  6. Step 6: Final answer
    x = 6,046.74

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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.