Home / 2,899.50-4,343.49-1,434.18

Finding the Fourth Proportional to 2,899.50, 4,343.49 and 1,434.18

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Solution

The fourth proportional to 2,899.50, 4,343.49 and 1,434.18 is: 2,148.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.50 : 4,343.49 = 1,434.18 : x
  2. Step 2: Convert to fraction form
    2,899.50/4,343.49 = 1,434.18/x
  3. Step 3: Cross multiply
    2,899.50x = 4,343.49 × 1,434.18
  4. Step 4: Simplify right side
    2,899.50x = 6,229,346.49
  5. Step 5: Solve for x
    x = 6,229,346.49/2,899.50
  6. Step 6: Final answer
    x = 2,148.42

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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.