Home / 3,565.12-5,346.96-2,479.36

Finding the Fourth Proportional to 3,565.12, 5,346.96 and 2,479.36

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Solution

The fourth proportional to 3,565.12, 5,346.96 and 2,479.36 is: 3,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.12 : 5,346.96 = 2,479.36 : x
  2. Step 2: Convert to fraction form
    3,565.12/5,346.96 = 2,479.36/x
  3. Step 3: Cross multiply
    3,565.12x = 5,346.96 × 2,479.36
  4. Step 4: Simplify right side
    3,565.12x = 13,257,038.75
  5. Step 5: Solve for x
    x = 13,257,038.75/3,565.12
  6. Step 6: Final answer
    x = 3,718.54

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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.