Home / 4,002.02-5,521.68-2,585.77

Finding the Fourth Proportional to 4,002.02, 5,521.68 and 2,585.77

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Solution

The fourth proportional to 4,002.02, 5,521.68 and 2,585.77 is: 3,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.02 : 5,521.68 = 2,585.77 : x
  2. Step 2: Convert to fraction form
    4,002.02/5,521.68 = 2,585.77/x
  3. Step 3: Cross multiply
    4,002.02x = 5,521.68 × 2,585.77
  4. Step 4: Simplify right side
    4,002.02x = 14,277,794.49
  5. Step 5: Solve for x
    x = 14,277,794.49/4,002.02
  6. Step 6: Final answer
    x = 3,567.65

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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.