Home / 10,952.20-16,436.40-7,253.20

Finding the Fourth Proportional to 10,952.20, 16,436.40 and 7,253.20

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Solution

The fourth proportional to 10,952.20, 16,436.40 and 7,253.20 is: 10,885.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.20 : 16,436.40 = 7,253.20 : x
  2. Step 2: Convert to fraction form
    10,952.20/16,436.40 = 7,253.20/x
  3. Step 3: Cross multiply
    10,952.20x = 16,436.40 × 7,253.20
  4. Step 4: Simplify right side
    10,952.20x = 119,216,496.48
  5. Step 5: Solve for x
    x = 119,216,496.48/10,952.20
  6. Step 6: Final answer
    x = 10,885.16

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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.