Home / 2,038.20-3,053.37-1,217.13

Finding the Fourth Proportional to 2,038.20, 3,053.37 and 1,217.13

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Solution

The fourth proportional to 2,038.20, 3,053.37 and 1,217.13 is: 1,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.20 : 3,053.37 = 1,217.13 : x
  2. Step 2: Convert to fraction form
    2,038.20/3,053.37 = 1,217.13/x
  3. Step 3: Cross multiply
    2,038.20x = 3,053.37 × 1,217.13
  4. Step 4: Simplify right side
    2,038.20x = 3,716,348.23
  5. Step 5: Solve for x
    x = 3,716,348.23/2,038.20
  6. Step 6: Final answer
    x = 1,823.35

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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.