Home / 7,041.28-10,562.16-2,657.68

Finding the Fourth Proportional to 7,041.28, 10,562.16 and 2,657.68

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Solution

The fourth proportional to 7,041.28, 10,562.16 and 2,657.68 is: 3,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.28 : 10,562.16 = 2,657.68 : x
  2. Step 2: Convert to fraction form
    7,041.28/10,562.16 = 2,657.68/x
  3. Step 3: Cross multiply
    7,041.28x = 10,562.16 × 2,657.68
  4. Step 4: Simplify right side
    7,041.28x = 28,070,841.39
  5. Step 5: Solve for x
    x = 28,070,841.39/7,041.28
  6. Step 6: Final answer
    x = 3,986.61

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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.