Home / 4,981.56-7,473.16-1,518

Finding the Fourth Proportional to 4,981.56, 7,473.16 and 1,518

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Solution

The fourth proportional to 4,981.56, 7,473.16 and 1,518 is: 2,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.56 : 7,473.16 = 1,518 : x
  2. Step 2: Convert to fraction form
    4,981.56/7,473.16 = 1,518/x
  3. Step 3: Cross multiply
    4,981.56x = 7,473.16 × 1,518
  4. Step 4: Simplify right side
    4,981.56x = 11,344,256.88
  5. Step 5: Solve for x
    x = 11,344,256.88/4,981.56
  6. Step 6: Final answer
    x = 2,277.25

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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.