Home / 11,002.02-16,502.76-3,210.90

Finding the Fourth Proportional to 11,002.02, 16,502.76 and 3,210.90

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Solution

The fourth proportional to 11,002.02, 16,502.76 and 3,210.90 is: 4,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.02 : 16,502.76 = 3,210.90 : x
  2. Step 2: Convert to fraction form
    11,002.02/16,502.76 = 3,210.90/x
  3. Step 3: Cross multiply
    11,002.02x = 16,502.76 × 3,210.90
  4. Step 4: Simplify right side
    11,002.02x = 52,988,712.08
  5. Step 5: Solve for x
    x = 52,988,712.08/11,002.02
  6. Step 6: Final answer
    x = 4,816.27

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1.5x scale

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.