Home / 9,855.72-14,785.02-4,012.68

Finding the Fourth Proportional to 9,855.72, 14,785.02 and 4,012.68

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Solution

The fourth proportional to 9,855.72, 14,785.02 and 4,012.68 is: 6,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855.72 : 14,785.02 = 4,012.68 : x
  2. Step 2: Convert to fraction form
    9,855.72/14,785.02 = 4,012.68/x
  3. Step 3: Cross multiply
    9,855.72x = 14,785.02 × 4,012.68
  4. Step 4: Simplify right side
    9,855.72x = 59,327,554.05
  5. Step 5: Solve for x
    x = 59,327,554.05/9,855.72
  6. Step 6: Final answer
    x = 6,019.61

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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.