Home / 6,291.26-9,432.76-3,518.24

Finding the Fourth Proportional to 6,291.26, 9,432.76 and 3,518.24

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Solution

The fourth proportional to 6,291.26, 9,432.76 and 3,518.24 is: 5,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.26 : 9,432.76 = 3,518.24 : x
  2. Step 2: Convert to fraction form
    6,291.26/9,432.76 = 3,518.24/x
  3. Step 3: Cross multiply
    6,291.26x = 9,432.76 × 3,518.24
  4. Step 4: Simplify right side
    6,291.26x = 33,186,713.54
  5. Step 5: Solve for x
    x = 33,186,713.54/6,291.26
  6. Step 6: Final answer
    x = 5,275.05

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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.