Home / 2,540.98-3,508.20-1,598.08

Finding the Fourth Proportional to 2,540.98, 3,508.20 and 1,598.08

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Solution

The fourth proportional to 2,540.98, 3,508.20 and 1,598.08 is: 2,206.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.98 : 3,508.20 = 1,598.08 : x
  2. Step 2: Convert to fraction form
    2,540.98/3,508.20 = 1,598.08/x
  3. Step 3: Cross multiply
    2,540.98x = 3,508.20 × 1,598.08
  4. Step 4: Simplify right side
    2,540.98x = 5,606,384.26
  5. Step 5: Solve for x
    x = 5,606,384.26/2,540.98
  6. Step 6: Final answer
    x = 2,206.39

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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.