Home / 7,901.04-11,852.76-2,971.02

Finding the Fourth Proportional to 7,901.04, 11,852.76 and 2,971.02

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Solution

The fourth proportional to 7,901.04, 11,852.76 and 2,971.02 is: 4,456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.04 : 11,852.76 = 2,971.02 : x
  2. Step 2: Convert to fraction form
    7,901.04/11,852.76 = 2,971.02/x
  3. Step 3: Cross multiply
    7,901.04x = 11,852.76 × 2,971.02
  4. Step 4: Simplify right side
    7,901.04x = 35,214,787.02
  5. Step 5: Solve for x
    x = 35,214,787.02/7,901.04
  6. Step 6: Final answer
    x = 4,456.98

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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.