Home / 8,876.31-12,249.24-4,897.35

Finding the Fourth Proportional to 8,876.31, 12,249.24 and 4,897.35

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Solution

The fourth proportional to 8,876.31, 12,249.24 and 4,897.35 is: 6,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.31 : 12,249.24 = 4,897.35 : x
  2. Step 2: Convert to fraction form
    8,876.31/12,249.24 = 4,897.35/x
  3. Step 3: Cross multiply
    8,876.31x = 12,249.24 × 4,897.35
  4. Step 4: Simplify right side
    8,876.31x = 59,988,815.51
  5. Step 5: Solve for x
    x = 59,988,815.51/8,876.31
  6. Step 6: Final answer
    x = 6,758.31

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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.