Home / 5,318.64-7,339.96-4,432.96

Finding the Fourth Proportional to 5,318.64, 7,339.96 and 4,432.96

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Solution

The fourth proportional to 5,318.64, 7,339.96 and 4,432.96 is: 6,117.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.64 : 7,339.96 = 4,432.96 : x
  2. Step 2: Convert to fraction form
    5,318.64/7,339.96 = 4,432.96/x
  3. Step 3: Cross multiply
    5,318.64x = 7,339.96 × 4,432.96
  4. Step 4: Simplify right side
    5,318.64x = 32,537,749.08
  5. Step 5: Solve for x
    x = 32,537,749.08/5,318.64
  6. Step 6: Final answer
    x = 6,117.68

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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.