Home / 10,184.99-15,281.70-5,499.49

Finding the Fourth Proportional to 10,184.99, 15,281.70 and 5,499.49

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Solution

The fourth proportional to 10,184.99, 15,281.70 and 5,499.49 is: 8,251.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.99 : 15,281.70 = 5,499.49 : x
  2. Step 2: Convert to fraction form
    10,184.99/15,281.70 = 5,499.49/x
  3. Step 3: Cross multiply
    10,184.99x = 15,281.70 × 5,499.49
  4. Step 4: Simplify right side
    10,184.99x = 84,041,596.06
  5. Step 5: Solve for x
    x = 84,041,596.06/10,184.99
  6. Step 6: Final answer
    x = 8,251.52

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Similar ratio
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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.