Home / 2,320.14-3,470.98-2,015.58

Finding the Fourth Proportional to 2,320.14, 3,470.98 and 2,015.58

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Solution

The fourth proportional to 2,320.14, 3,470.98 and 2,015.58 is: 3,015.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.14 : 3,470.98 = 2,015.58 : x
  2. Step 2: Convert to fraction form
    2,320.14/3,470.98 = 2,015.58/x
  3. Step 3: Cross multiply
    2,320.14x = 3,470.98 × 2,015.58
  4. Step 4: Simplify right side
    2,320.14x = 6,996,037.87
  5. Step 5: Solve for x
    x = 6,996,037.87/2,320.14
  6. Step 6: Final answer
    x = 3,015.35

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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.