Home / 2,358.45-3,246.89-2,007.09

Finding the Fourth Proportional to 2,358.45, 3,246.89 and 2,007.09

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Solution

The fourth proportional to 2,358.45, 3,246.89 and 2,007.09 is: 2,763.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.45 : 3,246.89 = 2,007.09 : x
  2. Step 2: Convert to fraction form
    2,358.45/3,246.89 = 2,007.09/x
  3. Step 3: Cross multiply
    2,358.45x = 3,246.89 × 2,007.09
  4. Step 4: Simplify right side
    2,358.45x = 6,516,790.41
  5. Step 5: Solve for x
    x = 6,516,790.41/2,358.45
  6. Step 6: Final answer
    x = 2,763.17

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1.5x scale

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.