Home / 8,945.03-12,343.11-4,965.14

Finding the Fourth Proportional to 8,945.03, 12,343.11 and 4,965.14

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Solution

The fourth proportional to 8,945.03, 12,343.11 and 4,965.14 is: 6,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.03 : 12,343.11 = 4,965.14 : x
  2. Step 2: Convert to fraction form
    8,945.03/12,343.11 = 4,965.14/x
  3. Step 3: Cross multiply
    8,945.03x = 12,343.11 × 4,965.14
  4. Step 4: Simplify right side
    8,945.03x = 61,285,207.47
  5. Step 5: Solve for x
    x = 61,285,207.47/8,945.03
  6. Step 6: Final answer
    x = 6,851.32

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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.