Home / 7,935.46-11,904.55-3,258.01

Finding the Fourth Proportional to 7,935.46, 11,904.55 and 3,258.01

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Solution

The fourth proportional to 7,935.46, 11,904.55 and 3,258.01 is: 4,887.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.46 : 11,904.55 = 3,258.01 : x
  2. Step 2: Convert to fraction form
    7,935.46/11,904.55 = 3,258.01/x
  3. Step 3: Cross multiply
    7,935.46x = 11,904.55 × 3,258.01
  4. Step 4: Simplify right side
    7,935.46x = 38,785,142.95
  5. Step 5: Solve for x
    x = 38,785,142.95/7,935.46
  6. Step 6: Final answer
    x = 4,887.57

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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.