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Finding the Fourth Proportional to 4,825.51, 6,658.11 and 3,056.11

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Solution

The fourth proportional to 4,825.51, 6,658.11 and 3,056.11 is: 4,216.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.51 : 6,658.11 = 3,056.11 : x
  2. Step 2: Convert to fraction form
    4,825.51/6,658.11 = 3,056.11/x
  3. Step 3: Cross multiply
    4,825.51x = 6,658.11 × 3,056.11
  4. Step 4: Simplify right side
    4,825.51x = 20,347,916.55
  5. Step 5: Solve for x
    x = 20,347,916.55/4,825.51
  6. Step 6: Final answer
    x = 4,216.74

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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.