Home / 11,233.49-16,855.14-4,312.85

Finding the Fourth Proportional to 11,233.49, 16,855.14 and 4,312.85

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Solution

The fourth proportional to 11,233.49, 16,855.14 and 4,312.85 is: 6,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.49 : 16,855.14 = 4,312.85 : x
  2. Step 2: Convert to fraction form
    11,233.49/16,855.14 = 4,312.85/x
  3. Step 3: Cross multiply
    11,233.49x = 16,855.14 × 4,312.85
  4. Step 4: Simplify right side
    11,233.49x = 72,693,690.55
  5. Step 5: Solve for x
    x = 72,693,690.55/11,233.49
  6. Step 6: Final answer
    x = 6,471.16

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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.