Home / 9,473.73-13,077.35-7,122.70

Finding the Fourth Proportional to 9,473.73, 13,077.35 and 7,122.70

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Solution

The fourth proportional to 9,473.73, 13,077.35 and 7,122.70 is: 9,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,473.73 : 13,077.35 = 7,122.70 : x
  2. Step 2: Convert to fraction form
    9,473.73/13,077.35 = 7,122.70/x
  3. Step 3: Cross multiply
    9,473.73x = 13,077.35 × 7,122.70
  4. Step 4: Simplify right side
    9,473.73x = 93,146,040.85
  5. Step 5: Solve for x
    x = 93,146,040.85/9,473.73
  6. Step 6: Final answer
    x = 9,832.03

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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.