Home / 10,343.27-15,515.40-2,948.24

Finding the Fourth Proportional to 10,343.27, 15,515.40 and 2,948.24

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Solution

The fourth proportional to 10,343.27, 15,515.40 and 2,948.24 is: 4,422.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.27 : 15,515.40 = 2,948.24 : x
  2. Step 2: Convert to fraction form
    10,343.27/15,515.40 = 2,948.24/x
  3. Step 3: Cross multiply
    10,343.27x = 15,515.40 × 2,948.24
  4. Step 4: Simplify right side
    10,343.27x = 45,743,045.32
  5. Step 5: Solve for x
    x = 45,743,045.32/10,343.27
  6. Step 6: Final answer
    x = 4,422.50

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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.