Home / 7,928.01-10,941.35-4,391.87

Finding the Fourth Proportional to 7,928.01, 10,941.35 and 4,391.87

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Solution

The fourth proportional to 7,928.01, 10,941.35 and 4,391.87 is: 6,061.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.01 : 10,941.35 = 4,391.87 : x
  2. Step 2: Convert to fraction form
    7,928.01/10,941.35 = 4,391.87/x
  3. Step 3: Cross multiply
    7,928.01x = 10,941.35 × 4,391.87
  4. Step 4: Simplify right side
    7,928.01x = 48,052,910.16
  5. Step 5: Solve for x
    x = 48,052,910.16/7,928.01
  6. Step 6: Final answer
    x = 6,061.16

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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.