Home / 3,652.96-5,047.48-2,873.20

Finding the Fourth Proportional to 3,652.96, 5,047.48 and 2,873.20

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Solution

The fourth proportional to 3,652.96, 5,047.48 and 2,873.20 is: 3,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.96 : 5,047.48 = 2,873.20 : x
  2. Step 2: Convert to fraction form
    3,652.96/5,047.48 = 2,873.20/x
  3. Step 3: Cross multiply
    3,652.96x = 5,047.48 × 2,873.20
  4. Step 4: Simplify right side
    3,652.96x = 14,502,419.54
  5. Step 5: Solve for x
    x = 14,502,419.54/3,652.96
  6. Step 6: Final answer
    x = 3,970.05

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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.