Home / 4,751.31-7,128.08-1,464.33

Finding the Fourth Proportional to 4,751.31, 7,128.08 and 1,464.33

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Solution

The fourth proportional to 4,751.31, 7,128.08 and 1,464.33 is: 2,196.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.31 : 7,128.08 = 1,464.33 : x
  2. Step 2: Convert to fraction form
    4,751.31/7,128.08 = 1,464.33/x
  3. Step 3: Cross multiply
    4,751.31x = 7,128.08 × 1,464.33
  4. Step 4: Simplify right side
    4,751.31x = 10,437,854.06
  5. Step 5: Solve for x
    x = 10,437,854.06/4,751.31
  6. Step 6: Final answer
    x = 2,196.84

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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.