Home / 3,655.08-5,479.74-3,260.52

Finding the Fourth Proportional to 3,655.08, 5,479.74 and 3,260.52

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Solution

The fourth proportional to 3,655.08, 5,479.74 and 3,260.52 is: 4,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.08 : 5,479.74 = 3,260.52 : x
  2. Step 2: Convert to fraction form
    3,655.08/5,479.74 = 3,260.52/x
  3. Step 3: Cross multiply
    3,655.08x = 5,479.74 × 3,260.52
  4. Step 4: Simplify right side
    3,655.08x = 17,866,801.86
  5. Step 5: Solve for x
    x = 17,866,801.86/3,655.08
  6. Step 6: Final answer
    x = 4,888.21

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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.