Home / 7,271.44-10,034.11-4,287.13

Finding the Fourth Proportional to 7,271.44, 10,034.11 and 4,287.13

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Solution

The fourth proportional to 7,271.44, 10,034.11 and 4,287.13 is: 5,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.44 : 10,034.11 = 4,287.13 : x
  2. Step 2: Convert to fraction form
    7,271.44/10,034.11 = 4,287.13/x
  3. Step 3: Cross multiply
    7,271.44x = 10,034.11 × 4,287.13
  4. Step 4: Simplify right side
    7,271.44x = 43,017,514.28
  5. Step 5: Solve for x
    x = 43,017,514.28/7,271.44
  6. Step 6: Final answer
    x = 5,915.96

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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.