Home / 8,886.11-12,262.85-4,907.23

Finding the Fourth Proportional to 8,886.11, 12,262.85 and 4,907.23

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Solution

The fourth proportional to 8,886.11, 12,262.85 and 4,907.23 is: 6,771.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.11 : 12,262.85 = 4,907.23 : x
  2. Step 2: Convert to fraction form
    8,886.11/12,262.85 = 4,907.23/x
  3. Step 3: Cross multiply
    8,886.11x = 12,262.85 × 4,907.23
  4. Step 4: Simplify right side
    8,886.11x = 60,176,625.41
  5. Step 5: Solve for x
    x = 60,176,625.41/8,886.11
  6. Step 6: Final answer
    x = 6,771.99

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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.