Home / 8,532.23-12,782.75-6,186.42

Finding the Fourth Proportional to 8,532.23, 12,782.75 and 6,186.42

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Solution

The fourth proportional to 8,532.23, 12,782.75 and 6,186.42 is: 9,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532.23 : 12,782.75 = 6,186.42 : x
  2. Step 2: Convert to fraction form
    8,532.23/12,782.75 = 6,186.42/x
  3. Step 3: Cross multiply
    8,532.23x = 12,782.75 × 6,186.42
  4. Step 4: Simplify right side
    8,532.23x = 79,079,429.32
  5. Step 5: Solve for x
    x = 79,079,429.32/8,532.23
  6. Step 6: Final answer
    x = 9,268.32

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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.