Home / 4,385.28-6,578.08-2,995.32

Finding the Fourth Proportional to 4,385.28, 6,578.08 and 2,995.32

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Solution

The fourth proportional to 4,385.28, 6,578.08 and 2,995.32 is: 4,493.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.28 : 6,578.08 = 2,995.32 : x
  2. Step 2: Convert to fraction form
    4,385.28/6,578.08 = 2,995.32/x
  3. Step 3: Cross multiply
    4,385.28x = 6,578.08 × 2,995.32
  4. Step 4: Simplify right side
    4,385.28x = 19,703,454.59
  5. Step 5: Solve for x
    x = 19,703,454.59/4,385.28
  6. Step 6: Final answer
    x = 4,493.09

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Double scale
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Similar ratio
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1.5x scale

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.