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Finding the Fourth Proportional to 3,063, 4,565.44 and 2,970.66

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Solution

The fourth proportional to 3,063, 4,565.44 and 2,970.66 is: 4,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063 : 4,565.44 = 2,970.66 : x
  2. Step 2: Convert to fraction form
    3,063/4,565.44 = 2,970.66/x
  3. Step 3: Cross multiply
    3,063x = 4,565.44 × 2,970.66
  4. Step 4: Simplify right side
    3,063x = 13,562,369.99
  5. Step 5: Solve for x
    x = 13,562,369.99/3,063
  6. Step 6: Final answer
    x = 4,427.81

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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.