Home / 7,060.60-9,743.34-4,077.28

Finding the Fourth Proportional to 7,060.60, 9,743.34 and 4,077.28

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Solution

The fourth proportional to 7,060.60, 9,743.34 and 4,077.28 is: 5,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.60 : 9,743.34 = 4,077.28 : x
  2. Step 2: Convert to fraction form
    7,060.60/9,743.34 = 4,077.28/x
  3. Step 3: Cross multiply
    7,060.60x = 9,743.34 × 4,077.28
  4. Step 4: Simplify right side
    7,060.60x = 39,726,325.32
  5. Step 5: Solve for x
    x = 39,726,325.32/7,060.60
  6. Step 6: Final answer
    x = 5,626.48

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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.