Home / 13,062.90-19,590.39-3,702.18

Finding the Fourth Proportional to 13,062.90, 19,590.39 and 3,702.18

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Solution

The fourth proportional to 13,062.90, 19,590.39 and 3,702.18 is: 5,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062.90 : 19,590.39 = 3,702.18 : x
  2. Step 2: Convert to fraction form
    13,062.90/19,590.39 = 3,702.18/x
  3. Step 3: Cross multiply
    13,062.90x = 19,590.39 × 3,702.18
  4. Step 4: Simplify right side
    13,062.90x = 72,527,150.05
  5. Step 5: Solve for x
    x = 72,527,150.05/13,062.90
  6. Step 6: Final answer
    x = 5,552.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.