Home / 10,133.04-15,184.88-5,449.36

Finding the Fourth Proportional to 10,133.04, 15,184.88 and 5,449.36

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Solution

The fourth proportional to 10,133.04, 15,184.88 and 5,449.36 is: 8,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.04 : 15,184.88 = 5,449.36 : x
  2. Step 2: Convert to fraction form
    10,133.04/15,184.88 = 5,449.36/x
  3. Step 3: Cross multiply
    10,133.04x = 15,184.88 × 5,449.36
  4. Step 4: Simplify right side
    10,133.04x = 82,747,877.68
  5. Step 5: Solve for x
    x = 82,747,877.68/10,133.04
  6. Step 6: Final answer
    x = 8,166.15

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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.