Home / 10,352.95-15,518.26-5,081.83

Finding the Fourth Proportional to 10,352.95, 15,518.26 and 5,081.83

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Solution

The fourth proportional to 10,352.95, 15,518.26 and 5,081.83 is: 7,617.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.95 : 15,518.26 = 5,081.83 : x
  2. Step 2: Convert to fraction form
    10,352.95/15,518.26 = 5,081.83/x
  3. Step 3: Cross multiply
    10,352.95x = 15,518.26 × 5,081.83
  4. Step 4: Simplify right side
    10,352.95x = 78,861,159.22
  5. Step 5: Solve for x
    x = 78,861,159.22/10,352.95
  6. Step 6: Final answer
    x = 7,617.26

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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.