Home / 7,279.76-10,046.04-4,295.60

Finding the Fourth Proportional to 7,279.76, 10,046.04 and 4,295.60

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Solution

The fourth proportional to 7,279.76, 10,046.04 and 4,295.60 is: 5,927.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.76 : 10,046.04 = 4,295.60 : x
  2. Step 2: Convert to fraction form
    7,279.76/10,046.04 = 4,295.60/x
  3. Step 3: Cross multiply
    7,279.76x = 10,046.04 × 4,295.60
  4. Step 4: Simplify right side
    7,279.76x = 43,153,769.42
  5. Step 5: Solve for x
    x = 43,153,769.42/7,279.76
  6. Step 6: Final answer
    x = 5,927.91

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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.