Home / 5,228.08-7,842.07-1,332.47

Finding the Fourth Proportional to 5,228.08, 7,842.07 and 1,332.47

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Solution

The fourth proportional to 5,228.08, 7,842.07 and 1,332.47 is: 1,998.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.08 : 7,842.07 = 1,332.47 : x
  2. Step 2: Convert to fraction form
    5,228.08/7,842.07 = 1,332.47/x
  3. Step 3: Cross multiply
    5,228.08x = 7,842.07 × 1,332.47
  4. Step 4: Simplify right side
    5,228.08x = 10,449,323.01
  5. Step 5: Solve for x
    x = 10,449,323.01/5,228.08
  6. Step 6: Final answer
    x = 1,998.69

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1.5x scale

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.