Home / 10,749.47-14,834.19-5,904.28

Finding the Fourth Proportional to 10,749.47, 14,834.19 and 5,904.28

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Solution

The fourth proportional to 10,749.47, 14,834.19 and 5,904.28 is: 8,147.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.47 : 14,834.19 = 5,904.28 : x
  2. Step 2: Convert to fraction form
    10,749.47/14,834.19 = 5,904.28/x
  3. Step 3: Cross multiply
    10,749.47x = 14,834.19 × 5,904.28
  4. Step 4: Simplify right side
    10,749.47x = 87,585,211.33
  5. Step 5: Solve for x
    x = 87,585,211.33/10,749.47
  6. Step 6: Final answer
    x = 8,147.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.