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Finding the Fourth Proportional to 6,018.72, 9,014.85 and 4,966.80

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Solution

The fourth proportional to 6,018.72, 9,014.85 and 4,966.80 is: 7,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.72 : 9,014.85 = 4,966.80 : x
  2. Step 2: Convert to fraction form
    6,018.72/9,014.85 = 4,966.80/x
  3. Step 3: Cross multiply
    6,018.72x = 9,014.85 × 4,966.80
  4. Step 4: Simplify right side
    6,018.72x = 44,774,956.98
  5. Step 5: Solve for x
    x = 44,774,956.98/6,018.72
  6. Step 6: Final answer
    x = 7,439.28

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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.