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Finding the Fourth Proportional to 4,803.54, 6,627.88 and 2,916.11

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Solution

The fourth proportional to 4,803.54, 6,627.88 and 2,916.11 is: 4,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.54 : 6,627.88 = 2,916.11 : x
  2. Step 2: Convert to fraction form
    4,803.54/6,627.88 = 2,916.11/x
  3. Step 3: Cross multiply
    4,803.54x = 6,627.88 × 2,916.11
  4. Step 4: Simplify right side
    4,803.54x = 19,327,612.57
  5. Step 5: Solve for x
    x = 19,327,612.57/4,803.54
  6. Step 6: Final answer
    x = 4,023.62

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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.