Home / 3,099.10-4,271.90-2,350.06

Finding the Fourth Proportional to 3,099.10, 4,271.90 and 2,350.06

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Solution

The fourth proportional to 3,099.10, 4,271.90 and 2,350.06 is: 3,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.10 : 4,271.90 = 2,350.06 : x
  2. Step 2: Convert to fraction form
    3,099.10/4,271.90 = 2,350.06/x
  3. Step 3: Cross multiply
    3,099.10x = 4,271.90 × 2,350.06
  4. Step 4: Simplify right side
    3,099.10x = 10,039,221.31
  5. Step 5: Solve for x
    x = 10,039,221.31/3,099.10
  6. Step 6: Final answer
    x = 3,239.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.