Home / 6,355.15-9,527.91-2,840.90

Finding the Fourth Proportional to 6,355.15, 9,527.91 and 2,840.90

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Solution

The fourth proportional to 6,355.15, 9,527.91 and 2,840.90 is: 4,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.15 : 9,527.91 = 2,840.90 : x
  2. Step 2: Convert to fraction form
    6,355.15/9,527.91 = 2,840.90/x
  3. Step 3: Cross multiply
    6,355.15x = 9,527.91 × 2,840.90
  4. Step 4: Simplify right side
    6,355.15x = 27,067,839.52
  5. Step 5: Solve for x
    x = 27,067,839.52/6,355.15
  6. Step 6: Final answer
    x = 4,259.20

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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.