Home / 5,254.36-7,882.68-1,556.32

Finding the Fourth Proportional to 5,254.36, 7,882.68 and 1,556.32

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Solution

The fourth proportional to 5,254.36, 7,882.68 and 1,556.32 is: 2,334.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.36 : 7,882.68 = 1,556.32 : x
  2. Step 2: Convert to fraction form
    5,254.36/7,882.68 = 1,556.32/x
  3. Step 3: Cross multiply
    5,254.36x = 7,882.68 × 1,556.32
  4. Step 4: Simplify right side
    5,254.36x = 12,267,972.54
  5. Step 5: Solve for x
    x = 12,267,972.54/5,254.36
  6. Step 6: Final answer
    x = 2,334.82

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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.