Home / 8,876.81-12,249.93-4,897.84

Finding the Fourth Proportional to 8,876.81, 12,249.93 and 4,897.84

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Solution

The fourth proportional to 8,876.81, 12,249.93 and 4,897.84 is: 6,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.81 : 12,249.93 = 4,897.84 : x
  2. Step 2: Convert to fraction form
    8,876.81/12,249.93 = 4,897.84/x
  3. Step 3: Cross multiply
    8,876.81x = 12,249.93 × 4,897.84
  4. Step 4: Simplify right side
    8,876.81x = 59,998,197.15
  5. Step 5: Solve for x
    x = 59,998,197.15/8,876.81
  6. Step 6: Final answer
    x = 6,758.98

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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.