Home / 8,602.96-11,872.03-4,774.55

Finding the Fourth Proportional to 8,602.96, 11,872.03 and 4,774.55

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Solution

The fourth proportional to 8,602.96, 11,872.03 and 4,774.55 is: 6,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,602.96 : 11,872.03 = 4,774.55 : x
  2. Step 2: Convert to fraction form
    8,602.96/11,872.03 = 4,774.55/x
  3. Step 3: Cross multiply
    8,602.96x = 11,872.03 × 4,774.55
  4. Step 4: Simplify right side
    8,602.96x = 56,683,618.58
  5. Step 5: Solve for x
    x = 56,683,618.58/8,602.96
  6. Step 6: Final answer
    x = 6,588.85

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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.