Home / 1,760.07-2,639.72-527.15

Finding the Fourth Proportional to 1,760.07, 2,639.72 and 527.15

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Solution

The fourth proportional to 1,760.07, 2,639.72 and 527.15 is: 790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.07 : 2,639.72 = 527.15 : x
  2. Step 2: Convert to fraction form
    1,760.07/2,639.72 = 527.15/x
  3. Step 3: Cross multiply
    1,760.07x = 2,639.72 × 527.15
  4. Step 4: Simplify right side
    1,760.07x = 1,391,536.32
  5. Step 5: Solve for x
    x = 1,391,536.32/1,760.07
  6. Step 6: Final answer
    x = 790.61

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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.