Home / 7,941.72-10,960.02-4,405.08

Finding the Fourth Proportional to 7,941.72, 10,960.02 and 4,405.08

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Solution

The fourth proportional to 7,941.72, 10,960.02 and 4,405.08 is: 6,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.72 : 10,960.02 = 4,405.08 : x
  2. Step 2: Convert to fraction form
    7,941.72/10,960.02 = 4,405.08/x
  3. Step 3: Cross multiply
    7,941.72x = 10,960.02 × 4,405.08
  4. Step 4: Simplify right side
    7,941.72x = 48,279,764.90
  5. Step 5: Solve for x
    x = 48,279,764.90/7,941.72
  6. Step 6: Final answer
    x = 6,079.26

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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.