Home / 7,294.14-10,945.45-3,077.12

Finding the Fourth Proportional to 7,294.14, 10,945.45 and 3,077.12

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Solution

The fourth proportional to 7,294.14, 10,945.45 and 3,077.12 is: 4,617.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.14 : 10,945.45 = 3,077.12 : x
  2. Step 2: Convert to fraction form
    7,294.14/10,945.45 = 3,077.12/x
  3. Step 3: Cross multiply
    7,294.14x = 10,945.45 × 3,077.12
  4. Step 4: Simplify right side
    7,294.14x = 33,680,494.31
  5. Step 5: Solve for x
    x = 33,680,494.31/7,294.14
  6. Step 6: Final answer
    x = 4,617.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.