Home / 1,823.40-2,735.18-524.84

Finding the Fourth Proportional to 1,823.40, 2,735.18 and 524.84

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Solution

The fourth proportional to 1,823.40, 2,735.18 and 524.84 is: 787.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.40 : 2,735.18 = 524.84 : x
  2. Step 2: Convert to fraction form
    1,823.40/2,735.18 = 524.84/x
  3. Step 3: Cross multiply
    1,823.40x = 2,735.18 × 524.84
  4. Step 4: Simplify right side
    1,823.40x = 1,435,531.87
  5. Step 5: Solve for x
    x = 1,435,531.87/1,823.40
  6. Step 6: Final answer
    x = 787.28

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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.