Home / 1,515.97-2,095.77-1,502.11

Finding the Fourth Proportional to 1,515.97, 2,095.77 and 1,502.11

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Solution

The fourth proportional to 1,515.97, 2,095.77 and 1,502.11 is: 2,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515.97 : 2,095.77 = 1,502.11 : x
  2. Step 2: Convert to fraction form
    1,515.97/2,095.77 = 1,502.11/x
  3. Step 3: Cross multiply
    1,515.97x = 2,095.77 × 1,502.11
  4. Step 4: Simplify right side
    1,515.97x = 3,148,077.07
  5. Step 5: Solve for x
    x = 3,148,077.07/1,515.97
  6. Step 6: Final answer
    x = 2,076.61

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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.