Home / 10,548.96-15,818.04-5,619.84

Finding the Fourth Proportional to 10,548.96, 15,818.04 and 5,619.84

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Solution

The fourth proportional to 10,548.96, 15,818.04 and 5,619.84 is: 8,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548.96 : 15,818.04 = 5,619.84 : x
  2. Step 2: Convert to fraction form
    10,548.96/15,818.04 = 5,619.84/x
  3. Step 3: Cross multiply
    10,548.96x = 15,818.04 × 5,619.84
  4. Step 4: Simplify right side
    10,548.96x = 88,894,853.91
  5. Step 5: Solve for x
    x = 88,894,853.91/10,548.96
  6. Step 6: Final answer
    x = 8,426.88

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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.