Home / 8,381.93-12,574.24-2,835.60

Finding the Fourth Proportional to 8,381.93, 12,574.24 and 2,835.60

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Solution

The fourth proportional to 8,381.93, 12,574.24 and 2,835.60 is: 4,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381.93 : 12,574.24 = 2,835.60 : x
  2. Step 2: Convert to fraction form
    8,381.93/12,574.24 = 2,835.60/x
  3. Step 3: Cross multiply
    8,381.93x = 12,574.24 × 2,835.60
  4. Step 4: Simplify right side
    8,381.93x = 35,655,460.70
  5. Step 5: Solve for x
    x = 35,655,460.70/8,381.93
  6. Step 6: Final answer
    x = 4,253.85

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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.