Home / 4,861.09-7,291.70-1,937.69

Finding the Fourth Proportional to 4,861.09, 7,291.70 and 1,937.69

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Solution

The fourth proportional to 4,861.09, 7,291.70 and 1,937.69 is: 2,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.09 : 7,291.70 = 1,937.69 : x
  2. Step 2: Convert to fraction form
    4,861.09/7,291.70 = 1,937.69/x
  3. Step 3: Cross multiply
    4,861.09x = 7,291.70 × 1,937.69
  4. Step 4: Simplify right side
    4,861.09x = 14,129,044.48
  5. Step 5: Solve for x
    x = 14,129,044.48/4,861.09
  6. Step 6: Final answer
    x = 2,906.56

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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.