Home / 2,210.69-3,313.31-1,937.32

Finding the Fourth Proportional to 2,210.69, 3,313.31 and 1,937.32

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Solution

The fourth proportional to 2,210.69, 3,313.31 and 1,937.32 is: 2,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.69 : 3,313.31 = 1,937.32 : x
  2. Step 2: Convert to fraction form
    2,210.69/3,313.31 = 1,937.32/x
  3. Step 3: Cross multiply
    2,210.69x = 3,313.31 × 1,937.32
  4. Step 4: Simplify right side
    2,210.69x = 6,418,923.76
  5. Step 5: Solve for x
    x = 6,418,923.76/2,210.69
  6. Step 6: Final answer
    x = 2,903.58

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1.5x scale

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.