Home / 4,707.61-7,057.39-1,932.55

Finding the Fourth Proportional to 4,707.61, 7,057.39 and 1,932.55

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Solution

The fourth proportional to 4,707.61, 7,057.39 and 1,932.55 is: 2,897.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.61 : 7,057.39 = 1,932.55 : x
  2. Step 2: Convert to fraction form
    4,707.61/7,057.39 = 1,932.55/x
  3. Step 3: Cross multiply
    4,707.61x = 7,057.39 × 1,932.55
  4. Step 4: Simplify right side
    4,707.61x = 13,638,736.57
  5. Step 5: Solve for x
    x = 13,638,736.57/4,707.61
  6. Step 6: Final answer
    x = 2,897.17

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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.