Home / 5,907.02-8,151.71-3,549.20

Finding the Fourth Proportional to 5,907.02, 8,151.71 and 3,549.20

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Solution

The fourth proportional to 5,907.02, 8,151.71 and 3,549.20 is: 4,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.02 : 8,151.71 = 3,549.20 : x
  2. Step 2: Convert to fraction form
    5,907.02/8,151.71 = 3,549.20/x
  3. Step 3: Cross multiply
    5,907.02x = 8,151.71 × 3,549.20
  4. Step 4: Simplify right side
    5,907.02x = 28,932,049.13
  5. Step 5: Solve for x
    x = 28,932,049.13/5,907.02
  6. Step 6: Final answer
    x = 4,897.91

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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.