Home / 7,717.47-11,581.67-5,528.04

Finding the Fourth Proportional to 7,717.47, 11,581.67 and 5,528.04

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Solution

The fourth proportional to 7,717.47, 11,581.67 and 5,528.04 is: 8,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.47 : 11,581.67 = 5,528.04 : x
  2. Step 2: Convert to fraction form
    7,717.47/11,581.67 = 5,528.04/x
  3. Step 3: Cross multiply
    7,717.47x = 11,581.67 × 5,528.04
  4. Step 4: Simplify right side
    7,717.47x = 64,023,935.03
  5. Step 5: Solve for x
    x = 64,023,935.03/7,717.47
  6. Step 6: Final answer
    x = 8,295.97

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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.