Home / 6,569.79-9,847.40-3,099.75

Finding the Fourth Proportional to 6,569.79, 9,847.40 and 3,099.75

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Solution

The fourth proportional to 6,569.79, 9,847.40 and 3,099.75 is: 4,646.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,569.79 : 9,847.40 = 3,099.75 : x
  2. Step 2: Convert to fraction form
    6,569.79/9,847.40 = 3,099.75/x
  3. Step 3: Cross multiply
    6,569.79x = 9,847.40 × 3,099.75
  4. Step 4: Simplify right side
    6,569.79x = 30,524,462.65
  5. Step 5: Solve for x
    x = 30,524,462.65/6,569.79
  6. Step 6: Final answer
    x = 4,646.19

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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.