Home / 2,456.13-3,389.43-1,461.39

Finding the Fourth Proportional to 2,456.13, 3,389.43 and 1,461.39

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Solution

The fourth proportional to 2,456.13, 3,389.43 and 1,461.39 is: 2,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456.13 : 3,389.43 = 1,461.39 : x
  2. Step 2: Convert to fraction form
    2,456.13/3,389.43 = 1,461.39/x
  3. Step 3: Cross multiply
    2,456.13x = 3,389.43 × 1,461.39
  4. Step 4: Simplify right side
    2,456.13x = 4,953,279.11
  5. Step 5: Solve for x
    x = 4,953,279.11/2,456.13
  6. Step 6: Final answer
    x = 2,016.70

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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.