Home / 6,190.87-9,275.49-5,157.52

Finding the Fourth Proportional to 6,190.87, 9,275.49 and 5,157.52

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Solution

The fourth proportional to 6,190.87, 9,275.49 and 5,157.52 is: 7,727.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.87 : 9,275.49 = 5,157.52 : x
  2. Step 2: Convert to fraction form
    6,190.87/9,275.49 = 5,157.52/x
  3. Step 3: Cross multiply
    6,190.87x = 9,275.49 × 5,157.52
  4. Step 4: Simplify right side
    6,190.87x = 47,838,525.18
  5. Step 5: Solve for x
    x = 47,838,525.18/6,190.87
  6. Step 6: Final answer
    x = 7,727.27

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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.