Home / 4,887.48-7,334.19-2,113.62

Finding the Fourth Proportional to 4,887.48, 7,334.19 and 2,113.62

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Solution

The fourth proportional to 4,887.48, 7,334.19 and 2,113.62 is: 3,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.48 : 7,334.19 = 2,113.62 : x
  2. Step 2: Convert to fraction form
    4,887.48/7,334.19 = 2,113.62/x
  3. Step 3: Cross multiply
    4,887.48x = 7,334.19 × 2,113.62
  4. Step 4: Simplify right side
    4,887.48x = 15,501,690.67
  5. Step 5: Solve for x
    x = 15,501,690.67/4,887.48
  6. Step 6: Final answer
    x = 3,171.71

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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.