Home / 3,007.41-4,150.14-1,681.11

Finding the Fourth Proportional to 3,007.41, 4,150.14 and 1,681.11

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Solution

The fourth proportional to 3,007.41, 4,150.14 and 1,681.11 is: 2,319.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.41 : 4,150.14 = 1,681.11 : x
  2. Step 2: Convert to fraction form
    3,007.41/4,150.14 = 1,681.11/x
  3. Step 3: Cross multiply
    3,007.41x = 4,150.14 × 1,681.11
  4. Step 4: Simplify right side
    3,007.41x = 6,976,838.47
  5. Step 5: Solve for x
    x = 6,976,838.47/3,007.41
  6. Step 6: Final answer
    x = 2,319.88

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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.