Home / 7,051.25-9,731.85-4,258.37

Finding the Fourth Proportional to 7,051.25, 9,731.85 and 4,258.37

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Solution

The fourth proportional to 7,051.25, 9,731.85 and 4,258.37 is: 5,877.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.25 : 9,731.85 = 4,258.37 : x
  2. Step 2: Convert to fraction form
    7,051.25/9,731.85 = 4,258.37/x
  3. Step 3: Cross multiply
    7,051.25x = 9,731.85 × 4,258.37
  4. Step 4: Simplify right side
    7,051.25x = 41,441,818.08
  5. Step 5: Solve for x
    x = 41,441,818.08/7,051.25
  6. Step 6: Final answer
    x = 5,877.23

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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.