Home / 7,151.28-10,726.71-4,826.58

Finding the Fourth Proportional to 7,151.28, 10,726.71 and 4,826.58

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Solution

The fourth proportional to 7,151.28, 10,726.71 and 4,826.58 is: 7,239.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.28 : 10,726.71 = 4,826.58 : x
  2. Step 2: Convert to fraction form
    7,151.28/10,726.71 = 4,826.58/x
  3. Step 3: Cross multiply
    7,151.28x = 10,726.71 × 4,826.58
  4. Step 4: Simplify right side
    7,151.28x = 51,773,323.95
  5. Step 5: Solve for x
    x = 51,773,323.95/7,151.28
  6. Step 6: Final answer
    x = 7,239.73

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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.