Home / 4,127.80-5,696.75-2,359.06

Finding the Fourth Proportional to 4,127.80, 5,696.75 and 2,359.06

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Solution

The fourth proportional to 4,127.80, 5,696.75 and 2,359.06 is: 3,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.80 : 5,696.75 = 2,359.06 : x
  2. Step 2: Convert to fraction form
    4,127.80/5,696.75 = 2,359.06/x
  3. Step 3: Cross multiply
    4,127.80x = 5,696.75 × 2,359.06
  4. Step 4: Simplify right side
    4,127.80x = 13,438,966.71
  5. Step 5: Solve for x
    x = 13,438,966.71/4,127.80
  6. Step 6: Final answer
    x = 3,255.72

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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.