Home / 1,924.08-2,655.10-1,137.96

Finding the Fourth Proportional to 1,924.08, 2,655.10 and 1,137.96

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Solution

The fourth proportional to 1,924.08, 2,655.10 and 1,137.96 is: 1,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.08 : 2,655.10 = 1,137.96 : x
  2. Step 2: Convert to fraction form
    1,924.08/2,655.10 = 1,137.96/x
  3. Step 3: Cross multiply
    1,924.08x = 2,655.10 × 1,137.96
  4. Step 4: Simplify right side
    1,924.08x = 3,021,397.60
  5. Step 5: Solve for x
    x = 3,021,397.60/1,924.08
  6. Step 6: Final answer
    x = 1,570.31

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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.