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Finding the Fourth Proportional to 5,594.57, 7,720.89 and 3,702.92

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Solution

The fourth proportional to 5,594.57, 7,720.89 and 3,702.92 is: 5,110.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,594.57 : 7,720.89 = 3,702.92 : x
  2. Step 2: Convert to fraction form
    5,594.57/7,720.89 = 3,702.92/x
  3. Step 3: Cross multiply
    5,594.57x = 7,720.89 × 3,702.92
  4. Step 4: Simplify right side
    5,594.57x = 28,589,785.51
  5. Step 5: Solve for x
    x = 28,589,785.51/5,594.57
  6. Step 6: Final answer
    x = 5,110.28

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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.