Home / 2,358.90-3,540.15-1,535.13

Finding the Fourth Proportional to 2,358.90, 3,540.15 and 1,535.13

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Solution

The fourth proportional to 2,358.90, 3,540.15 and 1,535.13 is: 2,303.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.90 : 3,540.15 = 1,535.13 : x
  2. Step 2: Convert to fraction form
    2,358.90/3,540.15 = 1,535.13/x
  3. Step 3: Cross multiply
    2,358.90x = 3,540.15 × 1,535.13
  4. Step 4: Simplify right side
    2,358.90x = 5,434,590.47
  5. Step 5: Solve for x
    x = 5,434,590.47/2,358.90
  6. Step 6: Final answer
    x = 2,303.87

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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.