Home / 5,326.26-7,989.52-1,863.50

Finding the Fourth Proportional to 5,326.26, 7,989.52 and 1,863.50

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Solution

The fourth proportional to 5,326.26, 7,989.52 and 1,863.50 is: 2,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.26 : 7,989.52 = 1,863.50 : x
  2. Step 2: Convert to fraction form
    5,326.26/7,989.52 = 1,863.50/x
  3. Step 3: Cross multiply
    5,326.26x = 7,989.52 × 1,863.50
  4. Step 4: Simplify right side
    5,326.26x = 14,888,470.52
  5. Step 5: Solve for x
    x = 14,888,470.52/5,326.26
  6. Step 6: Final answer
    x = 2,795.30

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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.