Home / 10,599.21-15,895.13-3,100.77

Finding the Fourth Proportional to 10,599.21, 15,895.13 and 3,100.77

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Solution

The fourth proportional to 10,599.21, 15,895.13 and 3,100.77 is: 4,650.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,599.21 : 15,895.13 = 3,100.77 : x
  2. Step 2: Convert to fraction form
    10,599.21/15,895.13 = 3,100.77/x
  3. Step 3: Cross multiply
    10,599.21x = 15,895.13 × 3,100.77
  4. Step 4: Simplify right side
    10,599.21x = 49,287,126.75
  5. Step 5: Solve for x
    x = 49,287,126.75/10,599.21
  6. Step 6: Final answer
    x = 4,650.08

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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.