Home / 5,065.15-7,586.08-4,890.05

Finding the Fourth Proportional to 5,065.15, 7,586.08 and 4,890.05

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Solution

The fourth proportional to 5,065.15, 7,586.08 and 4,890.05 is: 7,323.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.15 : 7,586.08 = 4,890.05 : x
  2. Step 2: Convert to fraction form
    5,065.15/7,586.08 = 4,890.05/x
  3. Step 3: Cross multiply
    5,065.15x = 7,586.08 × 4,890.05
  4. Step 4: Simplify right side
    5,065.15x = 37,096,310.50
  5. Step 5: Solve for x
    x = 37,096,310.50/5,065.15
  6. Step 6: Final answer
    x = 7,323.83

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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.