Home / 8,883.24-12,263.64-5,528.92

Finding the Fourth Proportional to 8,883.24, 12,263.64 and 5,528.92

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Solution

The fourth proportional to 8,883.24, 12,263.64 and 5,528.92 is: 7,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.24 : 12,263.64 = 5,528.92 : x
  2. Step 2: Convert to fraction form
    8,883.24/12,263.64 = 5,528.92/x
  3. Step 3: Cross multiply
    8,883.24x = 12,263.64 × 5,528.92
  4. Step 4: Simplify right side
    8,883.24x = 67,804,684.47
  5. Step 5: Solve for x
    x = 67,804,684.47/8,883.24
  6. Step 6: Final answer
    x = 7,632.88

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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.