Home / 2,956.20-4,434.30-2,409.45

Finding the Fourth Proportional to 2,956.20, 4,434.30 and 2,409.45

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Solution

The fourth proportional to 2,956.20, 4,434.30 and 2,409.45 is: 3,614.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.20 : 4,434.30 = 2,409.45 : x
  2. Step 2: Convert to fraction form
    2,956.20/4,434.30 = 2,409.45/x
  3. Step 3: Cross multiply
    2,956.20x = 4,434.30 × 2,409.45
  4. Step 4: Simplify right side
    2,956.20x = 10,684,224.14
  5. Step 5: Solve for x
    x = 10,684,224.14/2,956.20
  6. Step 6: Final answer
    x = 3,614.18

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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.