Home / 5,547.78-8,324.73-4,317.66

Finding the Fourth Proportional to 5,547.78, 8,324.73 and 4,317.66

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Solution

The fourth proportional to 5,547.78, 8,324.73 and 4,317.66 is: 6,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.78 : 8,324.73 = 4,317.66 : x
  2. Step 2: Convert to fraction form
    5,547.78/8,324.73 = 4,317.66/x
  3. Step 3: Cross multiply
    5,547.78x = 8,324.73 × 4,317.66
  4. Step 4: Simplify right side
    5,547.78x = 35,943,353.73
  5. Step 5: Solve for x
    x = 35,943,353.73/5,547.78
  6. Step 6: Final answer
    x = 6,478.87

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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.