Home / 2,807.24-4,210.91-1,346.06

Finding the Fourth Proportional to 2,807.24, 4,210.91 and 1,346.06

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Solution

The fourth proportional to 2,807.24, 4,210.91 and 1,346.06 is: 2,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.24 : 4,210.91 = 1,346.06 : x
  2. Step 2: Convert to fraction form
    2,807.24/4,210.91 = 1,346.06/x
  3. Step 3: Cross multiply
    2,807.24x = 4,210.91 × 1,346.06
  4. Step 4: Simplify right side
    2,807.24x = 5,668,109.73
  5. Step 5: Solve for x
    x = 5,668,109.73/2,807.24
  6. Step 6: Final answer
    x = 2,019.10

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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.