Home / 5,268.52-7,902.77-1,570.65

Finding the Fourth Proportional to 5,268.52, 7,902.77 and 1,570.65

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Solution

The fourth proportional to 5,268.52, 7,902.77 and 1,570.65 is: 2,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.52 : 7,902.77 = 1,570.65 : x
  2. Step 2: Convert to fraction form
    5,268.52/7,902.77 = 1,570.65/x
  3. Step 3: Cross multiply
    5,268.52x = 7,902.77 × 1,570.65
  4. Step 4: Simplify right side
    5,268.52x = 12,412,485.70
  5. Step 5: Solve for x
    x = 12,412,485.70/5,268.52
  6. Step 6: Final answer
    x = 2,355.97

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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.