Home / 3,774.52-5,655.60-2,309.20

Finding the Fourth Proportional to 3,774.52, 5,655.60 and 2,309.20

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Solution

The fourth proportional to 3,774.52, 5,655.60 and 2,309.20 is: 3,460.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.52 : 5,655.60 = 2,309.20 : x
  2. Step 2: Convert to fraction form
    3,774.52/5,655.60 = 2,309.20/x
  3. Step 3: Cross multiply
    3,774.52x = 5,655.60 × 2,309.20
  4. Step 4: Simplify right side
    3,774.52x = 13,059,911.52
  5. Step 5: Solve for x
    x = 13,059,911.52/3,774.52
  6. Step 6: Final answer
    x = 3,460.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.