Home / 6,454.28-8,907.08-3,659.76

Finding the Fourth Proportional to 6,454.28, 8,907.08 and 3,659.76

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Solution

The fourth proportional to 6,454.28, 8,907.08 and 3,659.76 is: 5,050.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.28 : 8,907.08 = 3,659.76 : x
  2. Step 2: Convert to fraction form
    6,454.28/8,907.08 = 3,659.76/x
  3. Step 3: Cross multiply
    6,454.28x = 8,907.08 × 3,659.76
  4. Step 4: Simplify right side
    6,454.28x = 32,597,775.10
  5. Step 5: Solve for x
    x = 32,597,775.10/6,454.28
  6. Step 6: Final answer
    x = 5,050.57

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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.