Home / 3,649.08-5,478.48-3,359.10

Finding the Fourth Proportional to 3,649.08, 5,478.48 and 3,359.10

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Solution

The fourth proportional to 3,649.08, 5,478.48 and 3,359.10 is: 5,043.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.08 : 5,478.48 = 3,359.10 : x
  2. Step 2: Convert to fraction form
    3,649.08/5,478.48 = 3,359.10/x
  3. Step 3: Cross multiply
    3,649.08x = 5,478.48 × 3,359.10
  4. Step 4: Simplify right side
    3,649.08x = 18,402,762.17
  5. Step 5: Solve for x
    x = 18,402,762.17/3,649.08
  6. Step 6: Final answer
    x = 5,043.12

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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.