Home / 4,535.31-6,244.41-4,120.08

Finding the Fourth Proportional to 4,535.31, 6,244.41 and 4,120.08

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Solution

The fourth proportional to 4,535.31, 6,244.41 and 4,120.08 is: 5,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535.31 : 6,244.41 = 4,120.08 : x
  2. Step 2: Convert to fraction form
    4,535.31/6,244.41 = 4,120.08/x
  3. Step 3: Cross multiply
    4,535.31x = 6,244.41 × 4,120.08
  4. Step 4: Simplify right side
    4,535.31x = 25,727,468.75
  5. Step 5: Solve for x
    x = 25,727,468.75/4,535.31
  6. Step 6: Final answer
    x = 5,672.70

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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.