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Finding the Fourth Proportional to 2,900.38, 4,347.84 and 951.32

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Solution

The fourth proportional to 2,900.38, 4,347.84 and 951.32 is: 1,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.38 : 4,347.84 = 951.32 : x
  2. Step 2: Convert to fraction form
    2,900.38/4,347.84 = 951.32/x
  3. Step 3: Cross multiply
    2,900.38x = 4,347.84 × 951.32
  4. Step 4: Simplify right side
    2,900.38x = 4,136,187.15
  5. Step 5: Solve for x
    x = 4,136,187.15/2,900.38
  6. Step 6: Final answer
    x = 1,426.08

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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.