Home / 1,524.80-2,282.56-977.36

Finding the Fourth Proportional to 1,524.80, 2,282.56 and 977.36

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Solution

The fourth proportional to 1,524.80, 2,282.56 and 977.36 is: 1,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.80 : 2,282.56 = 977.36 : x
  2. Step 2: Convert to fraction form
    1,524.80/2,282.56 = 977.36/x
  3. Step 3: Cross multiply
    1,524.80x = 2,282.56 × 977.36
  4. Step 4: Simplify right side
    1,524.80x = 2,230,886.10
  5. Step 5: Solve for x
    x = 2,230,886.10/1,524.80
  6. Step 6: Final answer
    x = 1,463.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.