Home / 5,020.18-7,529.91-1,557.34

Finding the Fourth Proportional to 5,020.18, 7,529.91 and 1,557.34

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Solution

The fourth proportional to 5,020.18, 7,529.91 and 1,557.34 is: 2,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.18 : 7,529.91 = 1,557.34 : x
  2. Step 2: Convert to fraction form
    5,020.18/7,529.91 = 1,557.34/x
  3. Step 3: Cross multiply
    5,020.18x = 7,529.91 × 1,557.34
  4. Step 4: Simplify right side
    5,020.18x = 11,726,630.04
  5. Step 5: Solve for x
    x = 11,726,630.04/5,020.18
  6. Step 6: Final answer
    x = 2,335.90

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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.