Home / 8,848.63-12,211.32-4,869.91

Finding the Fourth Proportional to 8,848.63, 12,211.32 and 4,869.91

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Solution

The fourth proportional to 8,848.63, 12,211.32 and 4,869.91 is: 6,720.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.63 : 12,211.32 = 4,869.91 : x
  2. Step 2: Convert to fraction form
    8,848.63/12,211.32 = 4,869.91/x
  3. Step 3: Cross multiply
    8,848.63x = 12,211.32 × 4,869.91
  4. Step 4: Simplify right side
    8,848.63x = 59,468,029.38
  5. Step 5: Solve for x
    x = 59,468,029.38/8,848.63
  6. Step 6: Final answer
    x = 6,720.59

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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.