Home / 7,718.20-10,651.29-4,532.41

Finding the Fourth Proportional to 7,718.20, 10,651.29 and 4,532.41

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Solution

The fourth proportional to 7,718.20, 10,651.29 and 4,532.41 is: 6,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.20 : 10,651.29 = 4,532.41 : x
  2. Step 2: Convert to fraction form
    7,718.20/10,651.29 = 4,532.41/x
  3. Step 3: Cross multiply
    7,718.20x = 10,651.29 × 4,532.41
  4. Step 4: Simplify right side
    7,718.20x = 48,276,013.31
  5. Step 5: Solve for x
    x = 48,276,013.31/7,718.20
  6. Step 6: Final answer
    x = 6,254.83

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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.