Home / 2,210.96-3,316.91-750.08

Finding the Fourth Proportional to 2,210.96, 3,316.91 and 750.08

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Solution

The fourth proportional to 2,210.96, 3,316.91 and 750.08 is: 1,125.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.96 : 3,316.91 = 750.08 : x
  2. Step 2: Convert to fraction form
    2,210.96/3,316.91 = 750.08/x
  3. Step 3: Cross multiply
    2,210.96x = 3,316.91 × 750.08
  4. Step 4: Simplify right side
    2,210.96x = 2,487,927.52
  5. Step 5: Solve for x
    x = 2,487,927.52/2,210.96
  6. Step 6: Final answer
    x = 1,125.27

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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.