Home / 5,042.79-7,564.39-1,756.22

Finding the Fourth Proportional to 5,042.79, 7,564.39 and 1,756.22

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Solution

The fourth proportional to 5,042.79, 7,564.39 and 1,756.22 is: 2,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.79 : 7,564.39 = 1,756.22 : x
  2. Step 2: Convert to fraction form
    5,042.79/7,564.39 = 1,756.22/x
  3. Step 3: Cross multiply
    5,042.79x = 7,564.39 × 1,756.22
  4. Step 4: Simplify right side
    5,042.79x = 13,284,690.79
  5. Step 5: Solve for x
    x = 13,284,690.79/5,042.79
  6. Step 6: Final answer
    x = 2,634.39

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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.