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Finding the Fourth Proportional to 2,899.48, 4,349.66 and 951.22

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Solution

The fourth proportional to 2,899.48, 4,349.66 and 951.22 is: 1,426.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.48 : 4,349.66 = 951.22 : x
  2. Step 2: Convert to fraction form
    2,899.48/4,349.66 = 951.22/x
  3. Step 3: Cross multiply
    2,899.48x = 4,349.66 × 951.22
  4. Step 4: Simplify right side
    2,899.48x = 4,137,483.59
  5. Step 5: Solve for x
    x = 4,137,483.59/2,899.48
  6. Step 6: Final answer
    x = 1,426.97

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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.