Home / 9,331.03-13,992.40-4,947.46

Finding the Fourth Proportional to 9,331.03, 13,992.40 and 4,947.46

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Solution

The fourth proportional to 9,331.03, 13,992.40 and 4,947.46 is: 7,418.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.03 : 13,992.40 = 4,947.46 : x
  2. Step 2: Convert to fraction form
    9,331.03/13,992.40 = 4,947.46/x
  3. Step 3: Cross multiply
    9,331.03x = 13,992.40 × 4,947.46
  4. Step 4: Simplify right side
    9,331.03x = 69,226,839.30
  5. Step 5: Solve for x
    x = 69,226,839.30/9,331.03
  6. Step 6: Final answer
    x = 7,418.99

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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.