Home / 5,259.45-7,889.96-1,700.38

Finding the Fourth Proportional to 5,259.45, 7,889.96 and 1,700.38

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Solution

The fourth proportional to 5,259.45, 7,889.96 and 1,700.38 is: 2,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.45 : 7,889.96 = 1,700.38 : x
  2. Step 2: Convert to fraction form
    5,259.45/7,889.96 = 1,700.38/x
  3. Step 3: Cross multiply
    5,259.45x = 7,889.96 × 1,700.38
  4. Step 4: Simplify right side
    5,259.45x = 13,415,930.18
  5. Step 5: Solve for x
    x = 13,415,930.18/5,259.45
  6. Step 6: Final answer
    x = 2,550.82

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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.