Home / 4,547.32-6,821.10-3,400.36

Finding the Fourth Proportional to 4,547.32, 6,821.10 and 3,400.36

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Solution

The fourth proportional to 4,547.32, 6,821.10 and 3,400.36 is: 5,100.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.32 : 6,821.10 = 3,400.36 : x
  2. Step 2: Convert to fraction form
    4,547.32/6,821.10 = 3,400.36/x
  3. Step 3: Cross multiply
    4,547.32x = 6,821.10 × 3,400.36
  4. Step 4: Simplify right side
    4,547.32x = 23,194,195.60
  5. Step 5: Solve for x
    x = 23,194,195.60/4,547.32
  6. Step 6: Final answer
    x = 5,100.63

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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.