Home / 8,188.12-12,283.67-4,682.08

Finding the Fourth Proportional to 8,188.12, 12,283.67 and 4,682.08

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Solution

The fourth proportional to 8,188.12, 12,283.67 and 4,682.08 is: 7,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.12 : 12,283.67 = 4,682.08 : x
  2. Step 2: Convert to fraction form
    8,188.12/12,283.67 = 4,682.08/x
  3. Step 3: Cross multiply
    8,188.12x = 12,283.67 × 4,682.08
  4. Step 4: Simplify right side
    8,188.12x = 57,513,125.63
  5. Step 5: Solve for x
    x = 57,513,125.63/8,188.12
  6. Step 6: Final answer
    x = 7,023.97

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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.