Home / 1,924.08-2,655.23-1,039.89

Finding the Fourth Proportional to 1,924.08, 2,655.23 and 1,039.89

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Solution

The fourth proportional to 1,924.08, 2,655.23 and 1,039.89 is: 1,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.08 : 2,655.23 = 1,039.89 : x
  2. Step 2: Convert to fraction form
    1,924.08/2,655.23 = 1,039.89/x
  3. Step 3: Cross multiply
    1,924.08x = 2,655.23 × 1,039.89
  4. Step 4: Simplify right side
    1,924.08x = 2,761,141.93
  5. Step 5: Solve for x
    x = 2,761,141.93/1,924.08
  6. Step 6: Final answer
    x = 1,435.05

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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.