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Finding the Fourth Proportional to 3,360.96, 4,632.48 and 2,695.68

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Solution

The fourth proportional to 3,360.96, 4,632.48 and 2,695.68 is: 3,715.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.96 : 4,632.48 = 2,695.68 : x
  2. Step 2: Convert to fraction form
    3,360.96/4,632.48 = 2,695.68/x
  3. Step 3: Cross multiply
    3,360.96x = 4,632.48 × 2,695.68
  4. Step 4: Simplify right side
    3,360.96x = 12,487,683.69
  5. Step 5: Solve for x
    x = 12,487,683.69/3,360.96
  6. Step 6: Final answer
    x = 3,715.51

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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.