Home / 10,748.64-14,838.69-8,353.26

Finding the Fourth Proportional to 10,748.64, 14,838.69 and 8,353.26

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Solution

The fourth proportional to 10,748.64, 14,838.69 and 8,353.26 is: 11,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.64 : 14,838.69 = 8,353.26 : x
  2. Step 2: Convert to fraction form
    10,748.64/14,838.69 = 8,353.26/x
  3. Step 3: Cross multiply
    10,748.64x = 14,838.69 × 8,353.26
  4. Step 4: Simplify right side
    10,748.64x = 123,951,435.63
  5. Step 5: Solve for x
    x = 123,951,435.63/10,748.64
  6. Step 6: Final answer
    x = 11,531.83

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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.