Home / 6,279.49-9,407.75-2,941.61

Finding the Fourth Proportional to 6,279.49, 9,407.75 and 2,941.61

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Solution

The fourth proportional to 6,279.49, 9,407.75 and 2,941.61 is: 4,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.49 : 9,407.75 = 2,941.61 : x
  2. Step 2: Convert to fraction form
    6,279.49/9,407.75 = 2,941.61/x
  3. Step 3: Cross multiply
    6,279.49x = 9,407.75 × 2,941.61
  4. Step 4: Simplify right side
    6,279.49x = 27,673,931.48
  5. Step 5: Solve for x
    x = 27,673,931.48/6,279.49
  6. Step 6: Final answer
    x = 4,407.03

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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.