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Finding the Fourth Proportional to 3,601.76, 4,972.62 and 2,484.68

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Solution

The fourth proportional to 3,601.76, 4,972.62 and 2,484.68 is: 3,430.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.76 : 4,972.62 = 2,484.68 : x
  2. Step 2: Convert to fraction form
    3,601.76/4,972.62 = 2,484.68/x
  3. Step 3: Cross multiply
    3,601.76x = 4,972.62 × 2,484.68
  4. Step 4: Simplify right side
    3,601.76x = 12,355,369.46
  5. Step 5: Solve for x
    x = 12,355,369.46/3,601.76
  6. Step 6: Final answer
    x = 3,430.37

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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.