Home / 8,871.46-13,298.20-5,753.45

Finding the Fourth Proportional to 8,871.46, 13,298.20 and 5,753.45

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Solution

The fourth proportional to 8,871.46, 13,298.20 and 5,753.45 is: 8,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.46 : 13,298.20 = 5,753.45 : x
  2. Step 2: Convert to fraction form
    8,871.46/13,298.20 = 5,753.45/x
  3. Step 3: Cross multiply
    8,871.46x = 13,298.20 × 5,753.45
  4. Step 4: Simplify right side
    8,871.46x = 76,510,528.79
  5. Step 5: Solve for x
    x = 76,510,528.79/8,871.46
  6. Step 6: Final answer
    x = 8,624.34

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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.