Home / 2,210.64-3,317.34-1,237.38

Finding the Fourth Proportional to 2,210.64, 3,317.34 and 1,237.38

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Solution

The fourth proportional to 2,210.64, 3,317.34 and 1,237.38 is: 1,856.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.64 : 3,317.34 = 1,237.38 : x
  2. Step 2: Convert to fraction form
    2,210.64/3,317.34 = 1,237.38/x
  3. Step 3: Cross multiply
    2,210.64x = 3,317.34 × 1,237.38
  4. Step 4: Simplify right side
    2,210.64x = 4,104,810.17
  5. Step 5: Solve for x
    x = 4,104,810.17/2,210.64
  6. Step 6: Final answer
    x = 1,856.84

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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.