Home / 7,352.09-10,146.45-4,166.16

Finding the Fourth Proportional to 7,352.09, 10,146.45 and 4,166.16

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Solution

The fourth proportional to 7,352.09, 10,146.45 and 4,166.16 is: 5,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.09 : 10,146.45 = 4,166.16 : x
  2. Step 2: Convert to fraction form
    7,352.09/10,146.45 = 4,166.16/x
  3. Step 3: Cross multiply
    7,352.09x = 10,146.45 × 4,166.16
  4. Step 4: Simplify right side
    7,352.09x = 42,271,662.57
  5. Step 5: Solve for x
    x = 42,271,662.57/7,352.09
  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.