Home / 11,002.15-16,502.95-3,211.03

Finding the Fourth Proportional to 11,002.15, 16,502.95 and 3,211.03

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Solution

The fourth proportional to 11,002.15, 16,502.95 and 3,211.03 is: 4,816.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.15 : 16,502.95 = 3,211.03 : x
  2. Step 2: Convert to fraction form
    11,002.15/16,502.95 = 3,211.03/x
  3. Step 3: Cross multiply
    11,002.15x = 16,502.95 × 3,211.03
  4. Step 4: Simplify right side
    11,002.15x = 52,991,368.97
  5. Step 5: Solve for x
    x = 52,991,368.97/11,002.15
  6. Step 6: Final answer
    x = 4,816.46

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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.