Home / 2,910.30-4,365.50-962.51

Finding the Fourth Proportional to 2,910.30, 4,365.50 and 962.51

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Solution

The fourth proportional to 2,910.30, 4,365.50 and 962.51 is: 1,443.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.30 : 4,365.50 = 962.51 : x
  2. Step 2: Convert to fraction form
    2,910.30/4,365.50 = 962.51/x
  3. Step 3: Cross multiply
    2,910.30x = 4,365.50 × 962.51
  4. Step 4: Simplify right side
    2,910.30x = 4,201,823.04
  5. Step 5: Solve for x
    x = 4,201,823.04/2,910.30
  6. Step 6: Final answer
    x = 1,443.77

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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.