Home / 11,513.04-17,257.94-4,488.66

Finding the Fourth Proportional to 11,513.04, 17,257.94 and 4,488.66

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Solution

The fourth proportional to 11,513.04, 17,257.94 and 4,488.66 is: 6,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.04 : 17,257.94 = 4,488.66 : x
  2. Step 2: Convert to fraction form
    11,513.04/17,257.94 = 4,488.66/x
  3. Step 3: Cross multiply
    11,513.04x = 17,257.94 × 4,488.66
  4. Step 4: Simplify right side
    11,513.04x = 77,465,024.96
  5. Step 5: Solve for x
    x = 77,465,024.96/11,513.04
  6. Step 6: Final answer
    x = 6,728.46

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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.