Home / 3,572-4,929.36-2,000.06

Finding the Fourth Proportional to 3,572, 4,929.36 and 2,000.06

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Solution

The fourth proportional to 3,572, 4,929.36 and 2,000.06 is: 2,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572 : 4,929.36 = 2,000.06 : x
  2. Step 2: Convert to fraction form
    3,572/4,929.36 = 2,000.06/x
  3. Step 3: Cross multiply
    3,572x = 4,929.36 × 2,000.06
  4. Step 4: Simplify right side
    3,572x = 9,859,015.76
  5. Step 5: Solve for x
    x = 9,859,015.76/3,572
  6. Step 6: Final answer
    x = 2,760.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.