Home / 1,924.28-2,655.50-1,084.99

Finding the Fourth Proportional to 1,924.28, 2,655.50 and 1,084.99

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Solution

The fourth proportional to 1,924.28, 2,655.50 and 1,084.99 is: 1,497.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.28 : 2,655.50 = 1,084.99 : x
  2. Step 2: Convert to fraction form
    1,924.28/2,655.50 = 1,084.99/x
  3. Step 3: Cross multiply
    1,924.28x = 2,655.50 × 1,084.99
  4. Step 4: Simplify right side
    1,924.28x = 2,881,177.67
  5. Step 5: Solve for x
    x = 2,881,177.67/1,924.28
  6. Step 6: Final answer
    x = 1,497.28

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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.