Home / 8,853.39-13,275.03-3,590.97

Finding the Fourth Proportional to 8,853.39, 13,275.03 and 3,590.97

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Solution

The fourth proportional to 8,853.39, 13,275.03 and 3,590.97 is: 5,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.39 : 13,275.03 = 3,590.97 : x
  2. Step 2: Convert to fraction form
    8,853.39/13,275.03 = 3,590.97/x
  3. Step 3: Cross multiply
    8,853.39x = 13,275.03 × 3,590.97
  4. Step 4: Simplify right side
    8,853.39x = 47,670,234.48
  5. Step 5: Solve for x
    x = 47,670,234.48/8,853.39
  6. Step 6: Final answer
    x = 5,384.40

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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.