Home / 7,945.65-10,963.35-4,408.11

Finding the Fourth Proportional to 7,945.65, 10,963.35 and 4,408.11

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Solution

The fourth proportional to 7,945.65, 10,963.35 and 4,408.11 is: 6,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.65 : 10,963.35 = 4,408.11 : x
  2. Step 2: Convert to fraction form
    7,945.65/10,963.35 = 4,408.11/x
  3. Step 3: Cross multiply
    7,945.65x = 10,963.35 × 4,408.11
  4. Step 4: Simplify right side
    7,945.65x = 48,327,652.77
  5. Step 5: Solve for x
    x = 48,327,652.77/7,945.65
  6. Step 6: Final answer
    x = 6,082.28

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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.