Home / 4,455.52-6,144.90-3,339.12

Finding the Fourth Proportional to 4,455.52, 6,144.90 and 3,339.12

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Solution

The fourth proportional to 4,455.52, 6,144.90 and 3,339.12 is: 4,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.52 : 6,144.90 = 3,339.12 : x
  2. Step 2: Convert to fraction form
    4,455.52/6,144.90 = 3,339.12/x
  3. Step 3: Cross multiply
    4,455.52x = 6,144.90 × 3,339.12
  4. Step 4: Simplify right side
    4,455.52x = 20,518,558.49
  5. Step 5: Solve for x
    x = 20,518,558.49/4,455.52
  6. Step 6: Final answer
    x = 4,605.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.