Home / 5,259.51-7,886.79-2,793.69

Finding the Fourth Proportional to 5,259.51, 7,886.79 and 2,793.69

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Solution

The fourth proportional to 5,259.51, 7,886.79 and 2,793.69 is: 4,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.51 : 7,886.79 = 2,793.69 : x
  2. Step 2: Convert to fraction form
    5,259.51/7,886.79 = 2,793.69/x
  3. Step 3: Cross multiply
    5,259.51x = 7,886.79 × 2,793.69
  4. Step 4: Simplify right side
    5,259.51x = 22,033,246.36
  5. Step 5: Solve for x
    x = 22,033,246.36/5,259.51
  6. Step 6: Final answer
    x = 4,189.22

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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.