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Finding the Fourth Proportional to 2,899.13, 4,348.86 and 951.35

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Solution

The fourth proportional to 2,899.13, 4,348.86 and 951.35 is: 1,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.13 : 4,348.86 = 951.35 : x
  2. Step 2: Convert to fraction form
    2,899.13/4,348.86 = 951.35/x
  3. Step 3: Cross multiply
    2,899.13x = 4,348.86 × 951.35
  4. Step 4: Simplify right side
    2,899.13x = 4,137,262.65
  5. Step 5: Solve for x
    x = 4,137,262.65/2,899.13
  6. Step 6: Final answer
    x = 1,427.07

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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.