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Finding the Fourth Proportional to 3,465.76, 5,165.72 and 3,373.44

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Solution

The fourth proportional to 3,465.76, 5,165.72 and 3,373.44 is: 5,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.76 : 5,165.72 = 3,373.44 : x
  2. Step 2: Convert to fraction form
    3,465.76/5,165.72 = 3,373.44/x
  3. Step 3: Cross multiply
    3,465.76x = 5,165.72 × 3,373.44
  4. Step 4: Simplify right side
    3,465.76x = 17,426,246.48
  5. Step 5: Solve for x
    x = 17,426,246.48/3,465.76
  6. Step 6: Final answer
    x = 5,028.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.