Home / 2,193.04-3,289.52-549.60

Finding the Fourth Proportional to 2,193.04, 3,289.52 and 549.60

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Solution

The fourth proportional to 2,193.04, 3,289.52 and 549.60 is: 824.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.04 : 3,289.52 = 549.60 : x
  2. Step 2: Convert to fraction form
    2,193.04/3,289.52 = 549.60/x
  3. Step 3: Cross multiply
    2,193.04x = 3,289.52 × 549.60
  4. Step 4: Simplify right side
    2,193.04x = 1,807,920.19
  5. Step 5: Solve for x
    x = 1,807,920.19/2,193.04
  6. Step 6: Final answer
    x = 824.39

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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.