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Finding the Fourth Proportional to 6,482.28, 8,945.01 and 3,649.53

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Solution

The fourth proportional to 6,482.28, 8,945.01 and 3,649.53 is: 5,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,482.28 : 8,945.01 = 3,649.53 : x
  2. Step 2: Convert to fraction form
    6,482.28/8,945.01 = 3,649.53/x
  3. Step 3: Cross multiply
    6,482.28x = 8,945.01 × 3,649.53
  4. Step 4: Simplify right side
    6,482.28x = 32,645,082.35
  5. Step 5: Solve for x
    x = 32,645,082.35/6,482.28
  6. Step 6: Final answer
    x = 5,036.05

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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.