Home / 10,122.13-15,184.23-2,726.65

Finding the Fourth Proportional to 10,122.13, 15,184.23 and 2,726.65

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Solution

The fourth proportional to 10,122.13, 15,184.23 and 2,726.65 is: 4,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122.13 : 15,184.23 = 2,726.65 : x
  2. Step 2: Convert to fraction form
    10,122.13/15,184.23 = 2,726.65/x
  3. Step 3: Cross multiply
    10,122.13x = 15,184.23 × 2,726.65
  4. Step 4: Simplify right side
    10,122.13x = 41,402,080.73
  5. Step 5: Solve for x
    x = 41,402,080.73/10,122.13
  6. Step 6: Final answer
    x = 4,090.25

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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.