Home / 3,709.98-5,565.24-1,518.72

Finding the Fourth Proportional to 3,709.98, 5,565.24 and 1,518.72

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Solution

The fourth proportional to 3,709.98, 5,565.24 and 1,518.72 is: 2,278.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.98 : 5,565.24 = 1,518.72 : x
  2. Step 2: Convert to fraction form
    3,709.98/5,565.24 = 1,518.72/x
  3. Step 3: Cross multiply
    3,709.98x = 5,565.24 × 1,518.72
  4. Step 4: Simplify right side
    3,709.98x = 8,452,041.29
  5. Step 5: Solve for x
    x = 8,452,041.29/3,709.98
  6. Step 6: Final answer
    x = 2,278.19

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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.