Home / 8,861.37-13,294.65-2,621.54

Finding the Fourth Proportional to 8,861.37, 13,294.65 and 2,621.54

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Solution

The fourth proportional to 8,861.37, 13,294.65 and 2,621.54 is: 3,933.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.37 : 13,294.65 = 2,621.54 : x
  2. Step 2: Convert to fraction form
    8,861.37/13,294.65 = 2,621.54/x
  3. Step 3: Cross multiply
    8,861.37x = 13,294.65 × 2,621.54
  4. Step 4: Simplify right side
    8,861.37x = 34,852,456.76
  5. Step 5: Solve for x
    x = 34,852,456.76/8,861.37
  6. Step 6: Final answer
    x = 3,933.08

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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.