Home / 2,952.28-4,430.22-1,309.60

Finding the Fourth Proportional to 2,952.28, 4,430.22 and 1,309.60

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Solution

The fourth proportional to 2,952.28, 4,430.22 and 1,309.60 is: 1,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.28 : 4,430.22 = 1,309.60 : x
  2. Step 2: Convert to fraction form
    2,952.28/4,430.22 = 1,309.60/x
  3. Step 3: Cross multiply
    2,952.28x = 4,430.22 × 1,309.60
  4. Step 4: Simplify right side
    2,952.28x = 5,801,816.11
  5. Step 5: Solve for x
    x = 5,801,816.11/2,952.28
  6. Step 6: Final answer
    x = 1,965.20

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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.