Home / 5,360.20-8,038.14-2,238.16

Finding the Fourth Proportional to 5,360.20, 8,038.14 and 2,238.16

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Solution

The fourth proportional to 5,360.20, 8,038.14 and 2,238.16 is: 3,356.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.20 : 8,038.14 = 2,238.16 : x
  2. Step 2: Convert to fraction form
    5,360.20/8,038.14 = 2,238.16/x
  3. Step 3: Cross multiply
    5,360.20x = 8,038.14 × 2,238.16
  4. Step 4: Simplify right side
    5,360.20x = 17,990,643.42
  5. Step 5: Solve for x
    x = 17,990,643.42/5,360.20
  6. Step 6: Final answer
    x = 3,356.34

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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.