Home / 10,349.68-14,282.20-5,633.88

Finding the Fourth Proportional to 10,349.68, 14,282.20 and 5,633.88

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Solution

The fourth proportional to 10,349.68, 14,282.20 and 5,633.88 is: 7,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.68 : 14,282.20 = 5,633.88 : x
  2. Step 2: Convert to fraction form
    10,349.68/14,282.20 = 5,633.88/x
  3. Step 3: Cross multiply
    10,349.68x = 14,282.20 × 5,633.88
  4. Step 4: Simplify right side
    10,349.68x = 80,464,200.94
  5. Step 5: Solve for x
    x = 80,464,200.94/10,349.68
  6. Step 6: Final answer
    x = 7,774.56

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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.