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Finding the Fourth Proportional to 2,262.60, 3,394.08 and 1,030.05

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Solution

The fourth proportional to 2,262.60, 3,394.08 and 1,030.05 is: 1,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.60 : 3,394.08 = 1,030.05 : x
  2. Step 2: Convert to fraction form
    2,262.60/3,394.08 = 1,030.05/x
  3. Step 3: Cross multiply
    2,262.60x = 3,394.08 × 1,030.05
  4. Step 4: Simplify right side
    2,262.60x = 3,496,072.10
  5. Step 5: Solve for x
    x = 3,496,072.10/2,262.60
  6. Step 6: Final answer
    x = 1,545.16

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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.