Home / 7,352.91-10,147.53-4,166.18

Finding the Fourth Proportional to 7,352.91, 10,147.53 and 4,166.18

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Solution

The fourth proportional to 7,352.91, 10,147.53 and 4,166.18 is: 5,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.91 : 10,147.53 = 4,166.18 : x
  2. Step 2: Convert to fraction form
    7,352.91/10,147.53 = 4,166.18/x
  3. Step 3: Cross multiply
    7,352.91x = 10,147.53 × 4,166.18
  4. Step 4: Simplify right side
    7,352.91x = 42,276,436.54
  5. Step 5: Solve for x
    x = 42,276,436.54/7,352.91
  6. Step 6: Final answer
    x = 5,749.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.