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Finding the Fourth Proportional to 1,466.34, 2,023.34 and 876.75

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Solution

The fourth proportional to 1,466.34, 2,023.34 and 876.75 is: 1,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.34 : 2,023.34 = 876.75 : x
  2. Step 2: Convert to fraction form
    1,466.34/2,023.34 = 876.75/x
  3. Step 3: Cross multiply
    1,466.34x = 2,023.34 × 876.75
  4. Step 4: Simplify right side
    1,466.34x = 1,773,958.96
  5. Step 5: Solve for x
    x = 1,773,958.96/1,466.34
  6. Step 6: Final answer
    x = 1,209.79

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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.