Home / 2,689.02-3,710.98-1,494.14

Finding the Fourth Proportional to 2,689.02, 3,710.98 and 1,494.14

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Solution

The fourth proportional to 2,689.02, 3,710.98 and 1,494.14 is: 2,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689.02 : 3,710.98 = 1,494.14 : x
  2. Step 2: Convert to fraction form
    2,689.02/3,710.98 = 1,494.14/x
  3. Step 3: Cross multiply
    2,689.02x = 3,710.98 × 1,494.14
  4. Step 4: Simplify right side
    2,689.02x = 5,544,706.97
  5. Step 5: Solve for x
    x = 5,544,706.97/2,689.02
  6. Step 6: Final answer
    x = 2,061.98

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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.