Home / 9,022.07-12,449.95-4,988.66

Finding the Fourth Proportional to 9,022.07, 12,449.95 and 4,988.66

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Solution

The fourth proportional to 9,022.07, 12,449.95 and 4,988.66 is: 6,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.07 : 12,449.95 = 4,988.66 : x
  2. Step 2: Convert to fraction form
    9,022.07/12,449.95 = 4,988.66/x
  3. Step 3: Cross multiply
    9,022.07x = 12,449.95 × 4,988.66
  4. Step 4: Simplify right side
    9,022.07x = 62,108,542.62
  5. Step 5: Solve for x
    x = 62,108,542.62/9,022.07
  6. Step 6: Final answer
    x = 6,884.07

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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.