Home / 7,940.29-10,957.51-4,403.47

Finding the Fourth Proportional to 7,940.29, 10,957.51 and 4,403.47

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Solution

The fourth proportional to 7,940.29, 10,957.51 and 4,403.47 is: 6,076.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940.29 : 10,957.51 = 4,403.47 : x
  2. Step 2: Convert to fraction form
    7,940.29/10,957.51 = 4,403.47/x
  3. Step 3: Cross multiply
    7,940.29x = 10,957.51 × 4,403.47
  4. Step 4: Simplify right side
    7,940.29x = 48,251,066.56
  5. Step 5: Solve for x
    x = 48,251,066.56/7,940.29
  6. Step 6: Final answer
    x = 6,076.74

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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.