Home / 6,968.52-10,436.58-4,988.88

Finding the Fourth Proportional to 6,968.52, 10,436.58 and 4,988.88

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Solution

The fourth proportional to 6,968.52, 10,436.58 and 4,988.88 is: 7,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.52 : 10,436.58 = 4,988.88 : x
  2. Step 2: Convert to fraction form
    6,968.52/10,436.58 = 4,988.88/x
  3. Step 3: Cross multiply
    6,968.52x = 10,436.58 × 4,988.88
  4. Step 4: Simplify right side
    6,968.52x = 52,066,845.23
  5. Step 5: Solve for x
    x = 52,066,845.23/6,968.52
  6. Step 6: Final answer
    x = 7,471.72

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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.