Home / 7,276.02-10,040.31-4,132.68

Finding the Fourth Proportional to 7,276.02, 10,040.31 and 4,132.68

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Solution

The fourth proportional to 7,276.02, 10,040.31 and 4,132.68 is: 5,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.02 : 10,040.31 = 4,132.68 : x
  2. Step 2: Convert to fraction form
    7,276.02/10,040.31 = 4,132.68/x
  3. Step 3: Cross multiply
    7,276.02x = 10,040.31 × 4,132.68
  4. Step 4: Simplify right side
    7,276.02x = 41,493,388.33
  5. Step 5: Solve for x
    x = 41,493,388.33/7,276.02
  6. Step 6: Final answer
    x = 5,702.76

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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.