Home / 1,539.84-2,123.52-1,462.08

Finding the Fourth Proportional to 1,539.84, 2,123.52 and 1,462.08

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Solution

The fourth proportional to 1,539.84, 2,123.52 and 1,462.08 is: 2,016.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539.84 : 2,123.52 = 1,462.08 : x
  2. Step 2: Convert to fraction form
    1,539.84/2,123.52 = 1,462.08/x
  3. Step 3: Cross multiply
    1,539.84x = 2,123.52 × 1,462.08
  4. Step 4: Simplify right side
    1,539.84x = 3,104,756.12
  5. Step 5: Solve for x
    x = 3,104,756.12/1,539.84
  6. Step 6: Final answer
    x = 2,016.28

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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.