Home / 7,599.32-11,403.59-3,216.78

Finding the Fourth Proportional to 7,599.32, 11,403.59 and 3,216.78

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Solution

The fourth proportional to 7,599.32, 11,403.59 and 3,216.78 is: 4,827.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.32 : 11,403.59 = 3,216.78 : x
  2. Step 2: Convert to fraction form
    7,599.32/11,403.59 = 3,216.78/x
  3. Step 3: Cross multiply
    7,599.32x = 11,403.59 × 3,216.78
  4. Step 4: Simplify right side
    7,599.32x = 36,682,824.16
  5. Step 5: Solve for x
    x = 36,682,824.16/7,599.32
  6. Step 6: Final answer
    x = 4,827.12

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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.