Home / 2,210.63-3,050.64-1,216

Finding the Fourth Proportional to 2,210.63, 3,050.64 and 1,216

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Solution

The fourth proportional to 2,210.63, 3,050.64 and 1,216 is: 1,678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.63 : 3,050.64 = 1,216 : x
  2. Step 2: Convert to fraction form
    2,210.63/3,050.64 = 1,216/x
  3. Step 3: Cross multiply
    2,210.63x = 3,050.64 × 1,216
  4. Step 4: Simplify right side
    2,210.63x = 3,709,578.24
  5. Step 5: Solve for x
    x = 3,709,578.24/2,210.63
  6. Step 6: Final answer
    x = 1,678.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.