Home / 1,823.88-2,736.22-525.24

Finding the Fourth Proportional to 1,823.88, 2,736.22 and 525.24

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Solution

The fourth proportional to 1,823.88, 2,736.22 and 525.24 is: 787.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.88 : 2,736.22 = 525.24 : x
  2. Step 2: Convert to fraction form
    1,823.88/2,736.22 = 525.24/x
  3. Step 3: Cross multiply
    1,823.88x = 2,736.22 × 525.24
  4. Step 4: Simplify right side
    1,823.88x = 1,437,172.19
  5. Step 5: Solve for x
    x = 1,437,172.19/1,823.88
  6. Step 6: Final answer
    x = 787.98

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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.