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Finding the Fourth Proportional to 4,460.72, 6,678.60 and 2,264.72

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Solution

The fourth proportional to 4,460.72, 6,678.60 and 2,264.72 is: 3,390.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,460.72 : 6,678.60 = 2,264.72 : x
  2. Step 2: Convert to fraction form
    4,460.72/6,678.60 = 2,264.72/x
  3. Step 3: Cross multiply
    4,460.72x = 6,678.60 × 2,264.72
  4. Step 4: Simplify right side
    4,460.72x = 15,125,158.99
  5. Step 5: Solve for x
    x = 15,125,158.99/4,460.72
  6. Step 6: Final answer
    x = 3,390.74

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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.