Home / 5,591.25-7,715.93-3,107.25

Finding the Fourth Proportional to 5,591.25, 7,715.93 and 3,107.25

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Solution

The fourth proportional to 5,591.25, 7,715.93 and 3,107.25 is: 4,288.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.25 : 7,715.93 = 3,107.25 : x
  2. Step 2: Convert to fraction form
    5,591.25/7,715.93 = 3,107.25/x
  3. Step 3: Cross multiply
    5,591.25x = 7,715.93 × 3,107.25
  4. Step 4: Simplify right side
    5,591.25x = 23,975,323.49
  5. Step 5: Solve for x
    x = 23,975,323.49/5,591.25
  6. Step 6: Final answer
    x = 4,288.01

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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.