Home / 8,056.09-12,085.35-2,860.75

Finding the Fourth Proportional to 8,056.09, 12,085.35 and 2,860.75

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Solution

The fourth proportional to 8,056.09, 12,085.35 and 2,860.75 is: 4,291.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.09 : 12,085.35 = 2,860.75 : x
  2. Step 2: Convert to fraction form
    8,056.09/12,085.35 = 2,860.75/x
  3. Step 3: Cross multiply
    8,056.09x = 12,085.35 × 2,860.75
  4. Step 4: Simplify right side
    8,056.09x = 34,573,165.01
  5. Step 5: Solve for x
    x = 34,573,165.01/8,056.09
  6. Step 6: Final answer
    x = 4,291.56

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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.