Home / 7,904.60-10,906.28-4,548.48

Finding the Fourth Proportional to 7,904.60, 10,906.28 and 4,548.48

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Solution

The fourth proportional to 7,904.60, 10,906.28 and 4,548.48 is: 6,275.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.60 : 10,906.28 = 4,548.48 : x
  2. Step 2: Convert to fraction form
    7,904.60/10,906.28 = 4,548.48/x
  3. Step 3: Cross multiply
    7,904.60x = 10,906.28 × 4,548.48
  4. Step 4: Simplify right side
    7,904.60x = 49,606,996.45
  5. Step 5: Solve for x
    x = 49,606,996.45/7,904.60
  6. Step 6: Final answer
    x = 6,275.71

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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.