Home / 10,319.22-15,484.98-3,745.92

Finding the Fourth Proportional to 10,319.22, 15,484.98 and 3,745.92

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Solution

The fourth proportional to 10,319.22, 15,484.98 and 3,745.92 is: 5,621.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.22 : 15,484.98 = 3,745.92 : x
  2. Step 2: Convert to fraction form
    10,319.22/15,484.98 = 3,745.92/x
  3. Step 3: Cross multiply
    10,319.22x = 15,484.98 × 3,745.92
  4. Step 4: Simplify right side
    10,319.22x = 58,005,496.28
  5. Step 5: Solve for x
    x = 58,005,496.28/10,319.22
  6. Step 6: Final answer
    x = 5,621.11

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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.