Home / 4,937.82-7,403.85-2,881.50

Finding the Fourth Proportional to 4,937.82, 7,403.85 and 2,881.50

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Solution

The fourth proportional to 4,937.82, 7,403.85 and 2,881.50 is: 4,320.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.82 : 7,403.85 = 2,881.50 : x
  2. Step 2: Convert to fraction form
    4,937.82/7,403.85 = 2,881.50/x
  3. Step 3: Cross multiply
    4,937.82x = 7,403.85 × 2,881.50
  4. Step 4: Simplify right side
    4,937.82x = 21,334,193.78
  5. Step 5: Solve for x
    x = 21,334,193.78/4,937.82
  6. Step 6: Final answer
    x = 4,320.57

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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.