Home / 11,302.10-16,953.15-5,459.30

Finding the Fourth Proportional to 11,302.10, 16,953.15 and 5,459.30

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Solution

The fourth proportional to 11,302.10, 16,953.15 and 5,459.30 is: 8,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.10 : 16,953.15 = 5,459.30 : x
  2. Step 2: Convert to fraction form
    11,302.10/16,953.15 = 5,459.30/x
  3. Step 3: Cross multiply
    11,302.10x = 16,953.15 × 5,459.30
  4. Step 4: Simplify right side
    11,302.10x = 92,552,331.80
  5. Step 5: Solve for x
    x = 92,552,331.80/11,302.10
  6. Step 6: Final answer
    x = 8,188.95

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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.