Home / 6,988.06-10,464.91-4,515.37

Finding the Fourth Proportional to 6,988.06, 10,464.91 and 4,515.37

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Solution

The fourth proportional to 6,988.06, 10,464.91 and 4,515.37 is: 6,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.06 : 10,464.91 = 4,515.37 : x
  2. Step 2: Convert to fraction form
    6,988.06/10,464.91 = 4,515.37/x
  3. Step 3: Cross multiply
    6,988.06x = 10,464.91 × 4,515.37
  4. Step 4: Simplify right side
    6,988.06x = 47,252,940.67
  5. Step 5: Solve for x
    x = 47,252,940.67/6,988.06
  6. Step 6: Final answer
    x = 6,761.95

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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.