Home / 10,346.31-14,277.84-5,630.61

Finding the Fourth Proportional to 10,346.31, 14,277.84 and 5,630.61

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Solution

The fourth proportional to 10,346.31, 14,277.84 and 5,630.61 is: 7,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.31 : 14,277.84 = 5,630.61 : x
  2. Step 2: Convert to fraction form
    10,346.31/14,277.84 = 5,630.61/x
  3. Step 3: Cross multiply
    10,346.31x = 14,277.84 × 5,630.61
  4. Step 4: Simplify right side
    10,346.31x = 80,392,948.68
  5. Step 5: Solve for x
    x = 80,392,948.68/10,346.31
  6. Step 6: Final answer
    x = 7,770.20

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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.