Home / 1,924.16-2,655.18-1,259.96

Finding the Fourth Proportional to 1,924.16, 2,655.18 and 1,259.96

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Solution

The fourth proportional to 1,924.16, 2,655.18 and 1,259.96 is: 1,738.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.16 : 2,655.18 = 1,259.96 : x
  2. Step 2: Convert to fraction form
    1,924.16/2,655.18 = 1,259.96/x
  3. Step 3: Cross multiply
    1,924.16x = 2,655.18 × 1,259.96
  4. Step 4: Simplify right side
    1,924.16x = 3,345,407.32
  5. Step 5: Solve for x
    x = 3,345,407.32/1,924.16
  6. Step 6: Final answer
    x = 1,738.64

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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.