Home / 10,408.30-15,610.01-3,010.77

Finding the Fourth Proportional to 10,408.30, 15,610.01 and 3,010.77

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Solution

The fourth proportional to 10,408.30, 15,610.01 and 3,010.77 is: 4,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.30 : 15,610.01 = 3,010.77 : x
  2. Step 2: Convert to fraction form
    10,408.30/15,610.01 = 3,010.77/x
  3. Step 3: Cross multiply
    10,408.30x = 15,610.01 × 3,010.77
  4. Step 4: Simplify right side
    10,408.30x = 46,998,149.81
  5. Step 5: Solve for x
    x = 46,998,149.81/10,408.30
  6. Step 6: Final answer
    x = 4,515.45

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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.