Home / 7,938.48-10,954.26-4,400.76

Finding the Fourth Proportional to 7,938.48, 10,954.26 and 4,400.76

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Solution

The fourth proportional to 7,938.48, 10,954.26 and 4,400.76 is: 6,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938.48 : 10,954.26 = 4,400.76 : x
  2. Step 2: Convert to fraction form
    7,938.48/10,954.26 = 4,400.76/x
  3. Step 3: Cross multiply
    7,938.48x = 10,954.26 × 4,400.76
  4. Step 4: Simplify right side
    7,938.48x = 48,207,069.24
  5. Step 5: Solve for x
    x = 48,207,069.24/7,938.48
  6. Step 6: Final answer
    x = 6,072.58

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Double scale
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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.