Home / 3,025.20-4,537.09-916.44

Finding the Fourth Proportional to 3,025.20, 4,537.09 and 916.44

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Solution

The fourth proportional to 3,025.20, 4,537.09 and 916.44 is: 1,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.20 : 4,537.09 = 916.44 : x
  2. Step 2: Convert to fraction form
    3,025.20/4,537.09 = 916.44/x
  3. Step 3: Cross multiply
    3,025.20x = 4,537.09 × 916.44
  4. Step 4: Simplify right side
    3,025.20x = 4,157,970.76
  5. Step 5: Solve for x
    x = 4,157,970.76/3,025.20
  6. Step 6: Final answer
    x = 1,374.44

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1.5x scale

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.