Home / 7,320.96-10,972.02-4,687.46

Finding the Fourth Proportional to 7,320.96, 10,972.02 and 4,687.46

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Solution

The fourth proportional to 7,320.96, 10,972.02 and 4,687.46 is: 7,025.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.96 : 10,972.02 = 4,687.46 : x
  2. Step 2: Convert to fraction form
    7,320.96/10,972.02 = 4,687.46/x
  3. Step 3: Cross multiply
    7,320.96x = 10,972.02 × 4,687.46
  4. Step 4: Simplify right side
    7,320.96x = 51,430,850.01
  5. Step 5: Solve for x
    x = 51,430,850.01/7,320.96
  6. Step 6: Final answer
    x = 7,025.15

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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.