Home / 3,445.31-4,753-2,047.25

Finding the Fourth Proportional to 3,445.31, 4,753 and 2,047.25

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Solution

The fourth proportional to 3,445.31, 4,753 and 2,047.25 is: 2,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.31 : 4,753 = 2,047.25 : x
  2. Step 2: Convert to fraction form
    3,445.31/4,753 = 2,047.25/x
  3. Step 3: Cross multiply
    3,445.31x = 4,753 × 2,047.25
  4. Step 4: Simplify right side
    3,445.31x = 9,730,579.25
  5. Step 5: Solve for x
    x = 9,730,579.25/3,445.31
  6. Step 6: Final answer
    x = 2,824.30

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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.