Home / 8,886.06-13,328.55-3,691.98

Finding the Fourth Proportional to 8,886.06, 13,328.55 and 3,691.98

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Solution

The fourth proportional to 8,886.06, 13,328.55 and 3,691.98 is: 5,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.06 : 13,328.55 = 3,691.98 : x
  2. Step 2: Convert to fraction form
    8,886.06/13,328.55 = 3,691.98/x
  3. Step 3: Cross multiply
    8,886.06x = 13,328.55 × 3,691.98
  4. Step 4: Simplify right side
    8,886.06x = 49,208,740.03
  5. Step 5: Solve for x
    x = 49,208,740.03/8,886.06
  6. Step 6: Final answer
    x = 5,537.75

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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.