Home / 2,239.04-3,358.58-1,265.12

Finding the Fourth Proportional to 2,239.04, 3,358.58 and 1,265.12

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Solution

The fourth proportional to 2,239.04, 3,358.58 and 1,265.12 is: 1,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.04 : 3,358.58 = 1,265.12 : x
  2. Step 2: Convert to fraction form
    2,239.04/3,358.58 = 1,265.12/x
  3. Step 3: Cross multiply
    2,239.04x = 3,358.58 × 1,265.12
  4. Step 4: Simplify right side
    2,239.04x = 4,249,006.73
  5. Step 5: Solve for x
    x = 4,249,006.73/2,239.04
  6. Step 6: Final answer
    x = 1,897.69

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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.