Home / 5,357.48-8,038.49-2,238.10

Finding the Fourth Proportional to 5,357.48, 8,038.49 and 2,238.10

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Solution

The fourth proportional to 5,357.48, 8,038.49 and 2,238.10 is: 3,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.48 : 8,038.49 = 2,238.10 : x
  2. Step 2: Convert to fraction form
    5,357.48/8,038.49 = 2,238.10/x
  3. Step 3: Cross multiply
    5,357.48x = 8,038.49 × 2,238.10
  4. Step 4: Simplify right side
    5,357.48x = 17,990,913.18
  5. Step 5: Solve for x
    x = 17,990,913.18/5,357.48
  6. Step 6: Final answer
    x = 3,358.10

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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.