Home / 10,278.20-14,184.55-5,800.31

Finding the Fourth Proportional to 10,278.20, 14,184.55 and 5,800.31

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Solution

The fourth proportional to 10,278.20, 14,184.55 and 5,800.31 is: 8,004.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.20 : 14,184.55 = 5,800.31 : x
  2. Step 2: Convert to fraction form
    10,278.20/14,184.55 = 5,800.31/x
  3. Step 3: Cross multiply
    10,278.20x = 14,184.55 × 5,800.31
  4. Step 4: Simplify right side
    10,278.20x = 82,274,808.17
  5. Step 5: Solve for x
    x = 82,274,808.17/10,278.20
  6. Step 6: Final answer
    x = 8,004.79

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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.