Home / 3,456.03-4,768.71-1,943.16

Finding the Fourth Proportional to 3,456.03, 4,768.71 and 1,943.16

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Solution

The fourth proportional to 3,456.03, 4,768.71 and 1,943.16 is: 2,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.03 : 4,768.71 = 1,943.16 : x
  2. Step 2: Convert to fraction form
    3,456.03/4,768.71 = 1,943.16/x
  3. Step 3: Cross multiply
    3,456.03x = 4,768.71 × 1,943.16
  4. Step 4: Simplify right side
    3,456.03x = 9,266,344.89
  5. Step 5: Solve for x
    x = 9,266,344.89/3,456.03
  6. Step 6: Final answer
    x = 2,681.21

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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.