Home / 7,258.32-10,868.94-4,785.66

Finding the Fourth Proportional to 7,258.32, 10,868.94 and 4,785.66

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Solution

The fourth proportional to 7,258.32, 10,868.94 and 4,785.66 is: 7,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.32 : 10,868.94 = 4,785.66 : x
  2. Step 2: Convert to fraction form
    7,258.32/10,868.94 = 4,785.66/x
  3. Step 3: Cross multiply
    7,258.32x = 10,868.94 × 4,785.66
  4. Step 4: Simplify right side
    7,258.32x = 52,015,051.40
  5. Step 5: Solve for x
    x = 52,015,051.40/7,258.32
  6. Step 6: Final answer
    x = 7,166.27

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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.