Home / 6,587.02-9,080.66-5,453.38

Finding the Fourth Proportional to 6,587.02, 9,080.66 and 5,453.38

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Solution

The fourth proportional to 6,587.02, 9,080.66 and 5,453.38 is: 7,517.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.02 : 9,080.66 = 5,453.38 : x
  2. Step 2: Convert to fraction form
    6,587.02/9,080.66 = 5,453.38/x
  3. Step 3: Cross multiply
    6,587.02x = 9,080.66 × 5,453.38
  4. Step 4: Simplify right side
    6,587.02x = 49,520,289.63
  5. Step 5: Solve for x
    x = 49,520,289.63/6,587.02
  6. Step 6: Final answer
    x = 7,517.86

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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.