Home / 5,581.32-7,702.46-3,342.77

Finding the Fourth Proportional to 5,581.32, 7,702.46 and 3,342.77

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Solution

The fourth proportional to 5,581.32, 7,702.46 and 3,342.77 is: 4,613.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.32 : 7,702.46 = 3,342.77 : x
  2. Step 2: Convert to fraction form
    5,581.32/7,702.46 = 3,342.77/x
  3. Step 3: Cross multiply
    5,581.32x = 7,702.46 × 3,342.77
  4. Step 4: Simplify right side
    5,581.32x = 25,747,552.21
  5. Step 5: Solve for x
    x = 25,747,552.21/5,581.32
  6. Step 6: Final answer
    x = 4,613.17

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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.