Home / 2,368.20-3,552.37-724.71

Finding the Fourth Proportional to 2,368.20, 3,552.37 and 724.71

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Solution

The fourth proportional to 2,368.20, 3,552.37 and 724.71 is: 1,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.20 : 3,552.37 = 724.71 : x
  2. Step 2: Convert to fraction form
    2,368.20/3,552.37 = 724.71/x
  3. Step 3: Cross multiply
    2,368.20x = 3,552.37 × 724.71
  4. Step 4: Simplify right side
    2,368.20x = 2,574,448.76
  5. Step 5: Solve for x
    x = 2,574,448.76/2,368.20
  6. Step 6: Final answer
    x = 1,087.09

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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.