Home / 9,087.72-13,633.02-2,847.24

Finding the Fourth Proportional to 9,087.72, 13,633.02 and 2,847.24

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Solution

The fourth proportional to 9,087.72, 13,633.02 and 2,847.24 is: 4,271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.72 : 13,633.02 = 2,847.24 : x
  2. Step 2: Convert to fraction form
    9,087.72/13,633.02 = 2,847.24/x
  3. Step 3: Cross multiply
    9,087.72x = 13,633.02 × 2,847.24
  4. Step 4: Simplify right side
    9,087.72x = 38,816,479.86
  5. Step 5: Solve for x
    x = 38,816,479.86/9,087.72
  6. Step 6: Final answer
    x = 4,271.31

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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.