Home / 8,884.17-12,257.91-5,108.40

Finding the Fourth Proportional to 8,884.17, 12,257.91 and 5,108.40

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Solution

The fourth proportional to 8,884.17, 12,257.91 and 5,108.40 is: 7,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.17 : 12,257.91 = 5,108.40 : x
  2. Step 2: Convert to fraction form
    8,884.17/12,257.91 = 5,108.40/x
  3. Step 3: Cross multiply
    8,884.17x = 12,257.91 × 5,108.40
  4. Step 4: Simplify right side
    8,884.17x = 62,618,307.44
  5. Step 5: Solve for x
    x = 62,618,307.44/8,884.17
  6. Step 6: Final answer
    x = 7,048.30

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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.