Home / 10,079.47-15,120.06-2,683.93

Finding the Fourth Proportional to 10,079.47, 15,120.06 and 2,683.93

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Solution

The fourth proportional to 10,079.47, 15,120.06 and 2,683.93 is: 4,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.47 : 15,120.06 = 2,683.93 : x
  2. Step 2: Convert to fraction form
    10,079.47/15,120.06 = 2,683.93/x
  3. Step 3: Cross multiply
    10,079.47x = 15,120.06 × 2,683.93
  4. Step 4: Simplify right side
    10,079.47x = 40,581,182.64
  5. Step 5: Solve for x
    x = 40,581,182.64/10,079.47
  6. Step 6: Final answer
    x = 4,026.12

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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.