Home / 10,118.20-15,179.13-4,574.16

Finding the Fourth Proportional to 10,118.20, 15,179.13 and 4,574.16

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Solution

The fourth proportional to 10,118.20, 15,179.13 and 4,574.16 is: 6,862.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.20 : 15,179.13 = 4,574.16 : x
  2. Step 2: Convert to fraction form
    10,118.20/15,179.13 = 4,574.16/x
  3. Step 3: Cross multiply
    10,118.20x = 15,179.13 × 4,574.16
  4. Step 4: Simplify right side
    10,118.20x = 69,431,670.51
  5. Step 5: Solve for x
    x = 69,431,670.51/10,118.20
  6. Step 6: Final answer
    x = 6,862.06

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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.