Home / 2,480.52-3,423.57-1,854.19

Finding the Fourth Proportional to 2,480.52, 3,423.57 and 1,854.19

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Solution

The fourth proportional to 2,480.52, 3,423.57 and 1,854.19 is: 2,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.52 : 3,423.57 = 1,854.19 : x
  2. Step 2: Convert to fraction form
    2,480.52/3,423.57 = 1,854.19/x
  3. Step 3: Cross multiply
    2,480.52x = 3,423.57 × 1,854.19
  4. Step 4: Simplify right side
    2,480.52x = 6,347,946.58
  5. Step 5: Solve for x
    x = 6,347,946.58/2,480.52
  6. Step 6: Final answer
    x = 2,559.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.