Home / 5,350.16-8,038.20-3,406.16

Finding the Fourth Proportional to 5,350.16, 8,038.20 and 3,406.16

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Solution

The fourth proportional to 5,350.16, 8,038.20 and 3,406.16 is: 5,117.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.16 : 8,038.20 = 3,406.16 : x
  2. Step 2: Convert to fraction form
    5,350.16/8,038.20 = 3,406.16/x
  3. Step 3: Cross multiply
    5,350.16x = 8,038.20 × 3,406.16
  4. Step 4: Simplify right side
    5,350.16x = 27,379,395.31
  5. Step 5: Solve for x
    x = 27,379,395.31/5,350.16
  6. Step 6: Final answer
    x = 5,117.49

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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.