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Finding the Fourth Proportional to 4,617.61, 6,929.15 and 2,773.24

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Solution

The fourth proportional to 4,617.61, 6,929.15 and 2,773.24 is: 4,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.61 : 6,929.15 = 2,773.24 : x
  2. Step 2: Convert to fraction form
    4,617.61/6,929.15 = 2,773.24/x
  3. Step 3: Cross multiply
    4,617.61x = 6,929.15 × 2,773.24
  4. Step 4: Simplify right side
    4,617.61x = 19,216,164.76
  5. Step 5: Solve for x
    x = 19,216,164.76/4,617.61
  6. Step 6: Final answer
    x = 4,161.50

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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.