Home / 5,809.23-8,017.56-3,685.86

Finding the Fourth Proportional to 5,809.23, 8,017.56 and 3,685.86

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Solution

The fourth proportional to 5,809.23, 8,017.56 and 3,685.86 is: 5,087.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.23 : 8,017.56 = 3,685.86 : x
  2. Step 2: Convert to fraction form
    5,809.23/8,017.56 = 3,685.86/x
  3. Step 3: Cross multiply
    5,809.23x = 8,017.56 × 3,685.86
  4. Step 4: Simplify right side
    5,809.23x = 29,551,603.70
  5. Step 5: Solve for x
    x = 29,551,603.70/5,809.23
  6. Step 6: Final answer
    x = 5,087.01

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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.