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Finding the Fourth Proportional to 8,363.54, 11,541.60 and 4,586.87

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Solution

The fourth proportional to 8,363.54, 11,541.60 and 4,586.87 is: 6,329.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.54 : 11,541.60 = 4,586.87 : x
  2. Step 2: Convert to fraction form
    8,363.54/11,541.60 = 4,586.87/x
  3. Step 3: Cross multiply
    8,363.54x = 11,541.60 × 4,586.87
  4. Step 4: Simplify right side
    8,363.54x = 52,939,818.79
  5. Step 5: Solve for x
    x = 52,939,818.79/8,363.54
  6. Step 6: Final answer
    x = 6,329.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.