Home / 4,002.08-5,525.52-2,607.20

Finding the Fourth Proportional to 4,002.08, 5,525.52 and 2,607.20

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Solution

The fourth proportional to 4,002.08, 5,525.52 and 2,607.20 is: 3,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.08 : 5,525.52 = 2,607.20 : x
  2. Step 2: Convert to fraction form
    4,002.08/5,525.52 = 2,607.20/x
  3. Step 3: Cross multiply
    4,002.08x = 5,525.52 × 2,607.20
  4. Step 4: Simplify right side
    4,002.08x = 14,406,135.74
  5. Step 5: Solve for x
    x = 14,406,135.74/4,002.08
  6. Step 6: Final answer
    x = 3,599.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.