Home / 1,626.50-2,442.49-1,613.75

Finding the Fourth Proportional to 1,626.50, 2,442.49 and 1,613.75

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Solution

The fourth proportional to 1,626.50, 2,442.49 and 1,613.75 is: 2,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.50 : 2,442.49 = 1,613.75 : x
  2. Step 2: Convert to fraction form
    1,626.50/2,442.49 = 1,613.75/x
  3. Step 3: Cross multiply
    1,626.50x = 2,442.49 × 1,613.75
  4. Step 4: Simplify right side
    1,626.50x = 3,941,551.99
  5. Step 5: Solve for x
    x = 3,941,551.99/1,626.50
  6. Step 6: Final answer
    x = 2,423.33

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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.