Home / 4,988.48-7,496.42-4,663.43

Finding the Fourth Proportional to 4,988.48, 7,496.42 and 4,663.43

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Solution

The fourth proportional to 4,988.48, 7,496.42 and 4,663.43 is: 7,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.48 : 7,496.42 = 4,663.43 : x
  2. Step 2: Convert to fraction form
    4,988.48/7,496.42 = 4,663.43/x
  3. Step 3: Cross multiply
    4,988.48x = 7,496.42 × 4,663.43
  4. Step 4: Simplify right side
    4,988.48x = 34,958,969.12
  5. Step 5: Solve for x
    x = 34,958,969.12/4,988.48
  6. Step 6: Final answer
    x = 7,007.95

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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.