Home / 7,012.24-10,515.30-3,724.58

Finding the Fourth Proportional to 7,012.24, 10,515.30 and 3,724.58

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Solution

The fourth proportional to 7,012.24, 10,515.30 and 3,724.58 is: 5,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.24 : 10,515.30 = 3,724.58 : x
  2. Step 2: Convert to fraction form
    7,012.24/10,515.30 = 3,724.58/x
  3. Step 3: Cross multiply
    7,012.24x = 10,515.30 × 3,724.58
  4. Step 4: Simplify right side
    7,012.24x = 39,165,076.07
  5. Step 5: Solve for x
    x = 39,165,076.07/7,012.24
  6. Step 6: Final answer
    x = 5,585.24

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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.