Home / 8,182.18-12,261.54-4,664.93

Finding the Fourth Proportional to 8,182.18, 12,261.54 and 4,664.93

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Solution

The fourth proportional to 8,182.18, 12,261.54 and 4,664.93 is: 6,990.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.18 : 12,261.54 = 4,664.93 : x
  2. Step 2: Convert to fraction form
    8,182.18/12,261.54 = 4,664.93/x
  3. Step 3: Cross multiply
    8,182.18x = 12,261.54 × 4,664.93
  4. Step 4: Simplify right side
    8,182.18x = 57,199,181.98
  5. Step 5: Solve for x
    x = 57,199,181.98/8,182.18
  6. Step 6: Final answer
    x = 6,990.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.