Home / 5,285.54-7,931.34-2,363.46

Finding the Fourth Proportional to 5,285.54, 7,931.34 and 2,363.46

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Solution

The fourth proportional to 5,285.54, 7,931.34 and 2,363.46 is: 3,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.54 : 7,931.34 = 2,363.46 : x
  2. Step 2: Convert to fraction form
    5,285.54/7,931.34 = 2,363.46/x
  3. Step 3: Cross multiply
    5,285.54x = 7,931.34 × 2,363.46
  4. Step 4: Simplify right side
    5,285.54x = 18,745,404.84
  5. Step 5: Solve for x
    x = 18,745,404.84/5,285.54
  6. Step 6: Final answer
    x = 3,546.55

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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.