Home / 7,340.29-11,010.43-2,146.16

Finding the Fourth Proportional to 7,340.29, 11,010.43 and 2,146.16

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Solution

The fourth proportional to 7,340.29, 11,010.43 and 2,146.16 is: 3,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.29 : 11,010.43 = 2,146.16 : x
  2. Step 2: Convert to fraction form
    7,340.29/11,010.43 = 2,146.16/x
  3. Step 3: Cross multiply
    7,340.29x = 11,010.43 × 2,146.16
  4. Step 4: Simplify right side
    7,340.29x = 23,630,144.45
  5. Step 5: Solve for x
    x = 23,630,144.45/7,340.29
  6. Step 6: Final answer
    x = 3,219.24

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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.