Home / 5,685.13-8,527.63-2,222.35

Finding the Fourth Proportional to 5,685.13, 8,527.63 and 2,222.35

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Solution

The fourth proportional to 5,685.13, 8,527.63 and 2,222.35 is: 3,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.13 : 8,527.63 = 2,222.35 : x
  2. Step 2: Convert to fraction form
    5,685.13/8,527.63 = 2,222.35/x
  3. Step 3: Cross multiply
    5,685.13x = 8,527.63 × 2,222.35
  4. Step 4: Simplify right side
    5,685.13x = 18,951,351.66
  5. Step 5: Solve for x
    x = 18,951,351.66/5,685.13
  6. Step 6: Final answer
    x = 3,333.50

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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.