Home / 4,952.31-7,428.09-1,830.86

Finding the Fourth Proportional to 4,952.31, 7,428.09 and 1,830.86

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Solution

The fourth proportional to 4,952.31, 7,428.09 and 1,830.86 is: 2,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.31 : 7,428.09 = 1,830.86 : x
  2. Step 2: Convert to fraction form
    4,952.31/7,428.09 = 1,830.86/x
  3. Step 3: Cross multiply
    4,952.31x = 7,428.09 × 1,830.86
  4. Step 4: Simplify right side
    4,952.31x = 13,599,752.28
  5. Step 5: Solve for x
    x = 13,599,752.28/4,952.31
  6. Step 6: Final answer
    x = 2,746.14

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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.