Home / 8,798.60-13,204.38-5,513.84

Finding the Fourth Proportional to 8,798.60, 13,204.38 and 5,513.84

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Solution

The fourth proportional to 8,798.60, 13,204.38 and 5,513.84 is: 8,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.60 : 13,204.38 = 5,513.84 : x
  2. Step 2: Convert to fraction form
    8,798.60/13,204.38 = 5,513.84/x
  3. Step 3: Cross multiply
    8,798.60x = 13,204.38 × 5,513.84
  4. Step 4: Simplify right side
    8,798.60x = 72,806,838.62
  5. Step 5: Solve for x
    x = 72,806,838.62/8,798.60
  6. Step 6: Final answer
    x = 8,274.82

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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.