Home / 5,318.10-7,339.67-3,050.33

Finding the Fourth Proportional to 5,318.10, 7,339.67 and 3,050.33

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Solution

The fourth proportional to 5,318.10, 7,339.67 and 3,050.33 is: 4,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.10 : 7,339.67 = 3,050.33 : x
  2. Step 2: Convert to fraction form
    5,318.10/7,339.67 = 3,050.33/x
  3. Step 3: Cross multiply
    5,318.10x = 7,339.67 × 3,050.33
  4. Step 4: Simplify right side
    5,318.10x = 22,388,363.64
  5. Step 5: Solve for x
    x = 22,388,363.64/5,318.10
  6. Step 6: Final answer
    x = 4,209.84

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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.