Home / 1,514.53-2,088.51-1,265.74

Finding the Fourth Proportional to 1,514.53, 2,088.51 and 1,265.74

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Solution

The fourth proportional to 1,514.53, 2,088.51 and 1,265.74 is: 1,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.53 : 2,088.51 = 1,265.74 : x
  2. Step 2: Convert to fraction form
    1,514.53/2,088.51 = 1,265.74/x
  3. Step 3: Cross multiply
    1,514.53x = 2,088.51 × 1,265.74
  4. Step 4: Simplify right side
    1,514.53x = 2,643,510.65
  5. Step 5: Solve for x
    x = 2,643,510.65/1,514.53
  6. Step 6: Final answer
    x = 1,745.43

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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.