Home / 2,544.19-3,507.91-1,977.19

Finding the Fourth Proportional to 2,544.19, 3,507.91 and 1,977.19

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Solution

The fourth proportional to 2,544.19, 3,507.91 and 1,977.19 is: 2,726.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.19 : 3,507.91 = 1,977.19 : x
  2. Step 2: Convert to fraction form
    2,544.19/3,507.91 = 1,977.19/x
  3. Step 3: Cross multiply
    2,544.19x = 3,507.91 × 1,977.19
  4. Step 4: Simplify right side
    2,544.19x = 6,935,804.57
  5. Step 5: Solve for x
    x = 6,935,804.57/2,544.19
  6. Step 6: Final answer
    x = 2,726.13

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1.5x scale

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.