Home / 5,724.08-7,899.18-3,206.18

Finding the Fourth Proportional to 5,724.08, 7,899.18 and 3,206.18

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Solution

The fourth proportional to 5,724.08, 7,899.18 and 3,206.18 is: 4,424.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.08 : 7,899.18 = 3,206.18 : x
  2. Step 2: Convert to fraction form
    5,724.08/7,899.18 = 3,206.18/x
  3. Step 3: Cross multiply
    5,724.08x = 7,899.18 × 3,206.18
  4. Step 4: Simplify right side
    5,724.08x = 25,326,153.44
  5. Step 5: Solve for x
    x = 25,326,153.44/5,724.08
  6. Step 6: Final answer
    x = 4,424.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.