Home / 8,188.83-11,300.67-4,652.13

Finding the Fourth Proportional to 8,188.83, 11,300.67 and 4,652.13

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Solution

The fourth proportional to 8,188.83, 11,300.67 and 4,652.13 is: 6,419.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.83 : 11,300.67 = 4,652.13 : x
  2. Step 2: Convert to fraction form
    8,188.83/11,300.67 = 4,652.13/x
  3. Step 3: Cross multiply
    8,188.83x = 11,300.67 × 4,652.13
  4. Step 4: Simplify right side
    8,188.83x = 52,572,185.93
  5. Step 5: Solve for x
    x = 52,572,185.93/8,188.83
  6. Step 6: Final answer
    x = 6,419.99

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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.