Home / 5,255.02-7,252.24-2,897.16

Finding the Fourth Proportional to 5,255.02, 7,252.24 and 2,897.16

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Solution

The fourth proportional to 5,255.02, 7,252.24 and 2,897.16 is: 3,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.02 : 7,252.24 = 2,897.16 : x
  2. Step 2: Convert to fraction form
    5,255.02/7,252.24 = 2,897.16/x
  3. Step 3: Cross multiply
    5,255.02x = 7,252.24 × 2,897.16
  4. Step 4: Simplify right side
    5,255.02x = 21,010,899.64
  5. Step 5: Solve for x
    x = 21,010,899.64/5,255.02
  6. Step 6: Final answer
    x = 3,998.25

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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.