Home / 2,214.76-3,055.54-1,551.24

Finding the Fourth Proportional to 2,214.76, 3,055.54 and 1,551.24

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Solution

The fourth proportional to 2,214.76, 3,055.54 and 1,551.24 is: 2,140.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.76 : 3,055.54 = 1,551.24 : x
  2. Step 2: Convert to fraction form
    2,214.76/3,055.54 = 1,551.24/x
  3. Step 3: Cross multiply
    2,214.76x = 3,055.54 × 1,551.24
  4. Step 4: Simplify right side
    2,214.76x = 4,739,875.87
  5. Step 5: Solve for x
    x = 4,739,875.87/2,214.76
  6. Step 6: Final answer
    x = 2,140.13

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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.