Home / 3,363.92-5,047.33-1,284.55

Finding the Fourth Proportional to 3,363.92, 5,047.33 and 1,284.55

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Solution

The fourth proportional to 3,363.92, 5,047.33 and 1,284.55 is: 1,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.92 : 5,047.33 = 1,284.55 : x
  2. Step 2: Convert to fraction form
    3,363.92/5,047.33 = 1,284.55/x
  3. Step 3: Cross multiply
    3,363.92x = 5,047.33 × 1,284.55
  4. Step 4: Simplify right side
    3,363.92x = 6,483,547.75
  5. Step 5: Solve for x
    x = 6,483,547.75/3,363.92
  6. Step 6: Final answer
    x = 1,927.38

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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.