Home / 10,577.10-15,865.65-3,182.70

Finding the Fourth Proportional to 10,577.10, 15,865.65 and 3,182.70

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Solution

The fourth proportional to 10,577.10, 15,865.65 and 3,182.70 is: 4,774.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577.10 : 15,865.65 = 3,182.70 : x
  2. Step 2: Convert to fraction form
    10,577.10/15,865.65 = 3,182.70/x
  3. Step 3: Cross multiply
    10,577.10x = 15,865.65 × 3,182.70
  4. Step 4: Simplify right side
    10,577.10x = 50,495,604.26
  5. Step 5: Solve for x
    x = 50,495,604.26/10,577.10
  6. Step 6: Final answer
    x = 4,774.05

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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.