Home / 8,560.81-12,841.27-2,637.62

Finding the Fourth Proportional to 8,560.81, 12,841.27 and 2,637.62

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Solution

The fourth proportional to 8,560.81, 12,841.27 and 2,637.62 is: 3,956.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.81 : 12,841.27 = 2,637.62 : x
  2. Step 2: Convert to fraction form
    8,560.81/12,841.27 = 2,637.62/x
  3. Step 3: Cross multiply
    8,560.81x = 12,841.27 × 2,637.62
  4. Step 4: Simplify right side
    8,560.81x = 33,870,377.39
  5. Step 5: Solve for x
    x = 33,870,377.39/8,560.81
  6. Step 6: Final answer
    x = 3,956.45

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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.