Home / 4,210.36-6,318.68-1,580.29

Finding the Fourth Proportional to 4,210.36, 6,318.68 and 1,580.29

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Solution

The fourth proportional to 4,210.36, 6,318.68 and 1,580.29 is: 2,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.36 : 6,318.68 = 1,580.29 : x
  2. Step 2: Convert to fraction form
    4,210.36/6,318.68 = 1,580.29/x
  3. Step 3: Cross multiply
    4,210.36x = 6,318.68 × 1,580.29
  4. Step 4: Simplify right side
    4,210.36x = 9,985,323.12
  5. Step 5: Solve for x
    x = 9,985,323.12/4,210.36
  6. Step 6: Final answer
    x = 2,371.61

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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.