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Finding the Fourth Proportional to 2,325.93, 3,488.61 and 660.09

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Solution

The fourth proportional to 2,325.93, 3,488.61 and 660.09 is: 990.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.93 : 3,488.61 = 660.09 : x
  2. Step 2: Convert to fraction form
    2,325.93/3,488.61 = 660.09/x
  3. Step 3: Cross multiply
    2,325.93x = 3,488.61 × 660.09
  4. Step 4: Simplify right side
    2,325.93x = 2,302,796.57
  5. Step 5: Solve for x
    x = 2,302,796.57/2,325.93
  6. Step 6: Final answer
    x = 990.05

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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.