Home / 2,875.46-3,966.54-1,696.38

Finding the Fourth Proportional to 2,875.46, 3,966.54 and 1,696.38

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Solution

The fourth proportional to 2,875.46, 3,966.54 and 1,696.38 is: 2,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.46 : 3,966.54 = 1,696.38 : x
  2. Step 2: Convert to fraction form
    2,875.46/3,966.54 = 1,696.38/x
  3. Step 3: Cross multiply
    2,875.46x = 3,966.54 × 1,696.38
  4. Step 4: Simplify right side
    2,875.46x = 6,728,759.13
  5. Step 5: Solve for x
    x = 6,728,759.13/2,875.46
  6. Step 6: Final answer
    x = 2,340.06

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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.