Home / 8,827.21-12,181.70-4,848.49

Finding the Fourth Proportional to 8,827.21, 12,181.70 and 4,848.49

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Solution

The fourth proportional to 8,827.21, 12,181.70 and 4,848.49 is: 6,690.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.21 : 12,181.70 = 4,848.49 : x
  2. Step 2: Convert to fraction form
    8,827.21/12,181.70 = 4,848.49/x
  3. Step 3: Cross multiply
    8,827.21x = 12,181.70 × 4,848.49
  4. Step 4: Simplify right side
    8,827.21x = 59,062,765.48
  5. Step 5: Solve for x
    x = 59,062,765.48/8,827.21
  6. Step 6: Final answer
    x = 6,690.99

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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.