Home / 3,652.08-5,038.92-2,079.60

Finding the Fourth Proportional to 3,652.08, 5,038.92 and 2,079.60

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Solution

The fourth proportional to 3,652.08, 5,038.92 and 2,079.60 is: 2,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.08 : 5,038.92 = 2,079.60 : x
  2. Step 2: Convert to fraction form
    3,652.08/5,038.92 = 2,079.60/x
  3. Step 3: Cross multiply
    3,652.08x = 5,038.92 × 2,079.60
  4. Step 4: Simplify right side
    3,652.08x = 10,478,938.03
  5. Step 5: Solve for x
    x = 10,478,938.03/3,652.08
  6. Step 6: Final answer
    x = 2,869.31

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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.