Home / 4,743.02-7,114.52-2,144.12

Finding the Fourth Proportional to 4,743.02, 7,114.52 and 2,144.12

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Solution

The fourth proportional to 4,743.02, 7,114.52 and 2,144.12 is: 3,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.02 : 7,114.52 = 2,144.12 : x
  2. Step 2: Convert to fraction form
    4,743.02/7,114.52 = 2,144.12/x
  3. Step 3: Cross multiply
    4,743.02x = 7,114.52 × 2,144.12
  4. Step 4: Simplify right side
    4,743.02x = 15,254,384.62
  5. Step 5: Solve for x
    x = 15,254,384.62/4,743.02
  6. Step 6: Final answer
    x = 3,216.18

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Double scale
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Similar ratio
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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.