Home / 12,124.04-18,182.19-4,726.70

Finding the Fourth Proportional to 12,124.04, 18,182.19 and 4,726.70

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Solution

The fourth proportional to 12,124.04, 18,182.19 and 4,726.70 is: 7,088.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124.04 : 18,182.19 = 4,726.70 : x
  2. Step 2: Convert to fraction form
    12,124.04/18,182.19 = 4,726.70/x
  3. Step 3: Cross multiply
    12,124.04x = 18,182.19 × 4,726.70
  4. Step 4: Simplify right side
    12,124.04x = 85,941,757.47
  5. Step 5: Solve for x
    x = 85,941,757.47/12,124.04
  6. Step 6: Final answer
    x = 7,088.54

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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.