Home / 5,809.19-8,707.56-2,685.56

Finding the Fourth Proportional to 5,809.19, 8,707.56 and 2,685.56

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Solution

The fourth proportional to 5,809.19, 8,707.56 and 2,685.56 is: 4,025.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.19 : 8,707.56 = 2,685.56 : x
  2. Step 2: Convert to fraction form
    5,809.19/8,707.56 = 2,685.56/x
  3. Step 3: Cross multiply
    5,809.19x = 8,707.56 × 2,685.56
  4. Step 4: Simplify right side
    5,809.19x = 23,384,674.83
  5. Step 5: Solve for x
    x = 23,384,674.83/5,809.19
  6. Step 6: Final answer
    x = 4,025.46

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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.