Home / 7,440.51-11,160.69-2,246.38

Finding the Fourth Proportional to 7,440.51, 11,160.69 and 2,246.38

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Solution

The fourth proportional to 7,440.51, 11,160.69 and 2,246.38 is: 3,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.51 : 11,160.69 = 2,246.38 : x
  2. Step 2: Convert to fraction form
    7,440.51/11,160.69 = 2,246.38/x
  3. Step 3: Cross multiply
    7,440.51x = 11,160.69 × 2,246.38
  4. Step 4: Simplify right side
    7,440.51x = 25,071,150.80
  5. Step 5: Solve for x
    x = 25,071,150.80/7,440.51
  6. Step 6: Final answer
    x = 3,369.55

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Double scale
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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.