Home / 4,922.63-7,385.15-1,459.88

Finding the Fourth Proportional to 4,922.63, 7,385.15 and 1,459.88

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Solution

The fourth proportional to 4,922.63, 7,385.15 and 1,459.88 is: 2,190.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.63 : 7,385.15 = 1,459.88 : x
  2. Step 2: Convert to fraction form
    4,922.63/7,385.15 = 1,459.88/x
  3. Step 3: Cross multiply
    4,922.63x = 7,385.15 × 1,459.88
  4. Step 4: Simplify right side
    4,922.63x = 10,781,399.51
  5. Step 5: Solve for x
    x = 10,781,399.51/4,922.63
  6. Step 6: Final answer
    x = 2,190.17

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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.