Home / 7,246.20-10,869.30-2,315.16

Finding the Fourth Proportional to 7,246.20, 10,869.30 and 2,315.16

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Solution

The fourth proportional to 7,246.20, 10,869.30 and 2,315.16 is: 3,472.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.20 : 10,869.30 = 2,315.16 : x
  2. Step 2: Convert to fraction form
    7,246.20/10,869.30 = 2,315.16/x
  3. Step 3: Cross multiply
    7,246.20x = 10,869.30 × 2,315.16
  4. Step 4: Simplify right side
    7,246.20x = 25,164,168.59
  5. Step 5: Solve for x
    x = 25,164,168.59/7,246.20
  6. Step 6: Final answer
    x = 3,472.74

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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.