Home / 1,924.20-2,655.36-1,084.89

Finding the Fourth Proportional to 1,924.20, 2,655.36 and 1,084.89

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Solution

The fourth proportional to 1,924.20, 2,655.36 and 1,084.89 is: 1,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.20 : 2,655.36 = 1,084.89 : x
  2. Step 2: Convert to fraction form
    1,924.20/2,655.36 = 1,084.89/x
  3. Step 3: Cross multiply
    1,924.20x = 2,655.36 × 1,084.89
  4. Step 4: Simplify right side
    1,924.20x = 2,880,773.51
  5. Step 5: Solve for x
    x = 2,880,773.51/1,924.20
  6. Step 6: Final answer
    x = 1,497.13

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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.