Home / 2,925.02-4,387.52-733.75

Finding the Fourth Proportional to 2,925.02, 4,387.52 and 733.75

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Solution

The fourth proportional to 2,925.02, 4,387.52 and 733.75 is: 1,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.02 : 4,387.52 = 733.75 : x
  2. Step 2: Convert to fraction form
    2,925.02/4,387.52 = 733.75/x
  3. Step 3: Cross multiply
    2,925.02x = 4,387.52 × 733.75
  4. Step 4: Simplify right side
    2,925.02x = 3,219,333.67
  5. Step 5: Solve for x
    x = 3,219,333.67/2,925.02
  6. Step 6: Final answer
    x = 1,100.62

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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.