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Finding the Fourth Proportional to 2,493.60, 3,741.75 and 934.67

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Solution

The fourth proportional to 2,493.60, 3,741.75 and 934.67 is: 1,402.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.60 : 3,741.75 = 934.67 : x
  2. Step 2: Convert to fraction form
    2,493.60/3,741.75 = 934.67/x
  3. Step 3: Cross multiply
    2,493.60x = 3,741.75 × 934.67
  4. Step 4: Simplify right side
    2,493.60x = 3,497,282.76
  5. Step 5: Solve for x
    x = 3,497,282.76/2,493.60
  6. Step 6: Final answer
    x = 1,402.50

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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.