Home / 1,544.00-2,129.51-1,367.15

Finding the Fourth Proportional to 1,544.00, 2,129.51 and 1,367.15

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Solution

The fourth proportional to 1,544.00, 2,129.51 and 1,367.15 is: 1,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.00 : 2,129.51 = 1,367.15 : x
  2. Step 2: Convert to fraction form
    1,544.00/2,129.51 = 1,367.15/x
  3. Step 3: Cross multiply
    1,544.00x = 2,129.51 × 1,367.15
  4. Step 4: Simplify right side
    1,544.00x = 2,911,352.37
  5. Step 5: Solve for x
    x = 2,911,352.37/1,544.00
  6. Step 6: Final answer
    x = 1,885.60

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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.