Home / 6,928.97-9,559.15-5,116.34

Finding the Fourth Proportional to 6,928.97, 9,559.15 and 5,116.34

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Solution

The fourth proportional to 6,928.97, 9,559.15 and 5,116.34 is: 7,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.97 : 9,559.15 = 5,116.34 : x
  2. Step 2: Convert to fraction form
    6,928.97/9,559.15 = 5,116.34/x
  3. Step 3: Cross multiply
    6,928.97x = 9,559.15 × 5,116.34
  4. Step 4: Simplify right side
    6,928.97x = 48,907,836.20
  5. Step 5: Solve for x
    x = 48,907,836.20/6,928.97
  6. Step 6: Final answer
    x = 7,058.46

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Double scale
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Similar ratio
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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.