Home / 10,099.27-15,147.08-3,077.61

Finding the Fourth Proportional to 10,099.27, 15,147.08 and 3,077.61

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Solution

The fourth proportional to 10,099.27, 15,147.08 and 3,077.61 is: 4,615.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.27 : 15,147.08 = 3,077.61 : x
  2. Step 2: Convert to fraction form
    10,099.27/15,147.08 = 3,077.61/x
  3. Step 3: Cross multiply
    10,099.27x = 15,147.08 × 3,077.61
  4. Step 4: Simplify right side
    10,099.27x = 46,616,804.88
  5. Step 5: Solve for x
    x = 46,616,804.88/10,099.27
  6. Step 6: Final answer
    x = 4,615.86

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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.