Home / 5,511.15-7,599.78-4,717.13

Finding the Fourth Proportional to 5,511.15, 7,599.78 and 4,717.13

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Solution

The fourth proportional to 5,511.15, 7,599.78 and 4,717.13 is: 6,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.15 : 7,599.78 = 4,717.13 : x
  2. Step 2: Convert to fraction form
    5,511.15/7,599.78 = 4,717.13/x
  3. Step 3: Cross multiply
    5,511.15x = 7,599.78 × 4,717.13
  4. Step 4: Simplify right side
    5,511.15x = 35,849,112.23
  5. Step 5: Solve for x
    x = 35,849,112.23/5,511.15
  6. Step 6: Final answer
    x = 6,504.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.