Home / 4,477.52-6,178.44-2,487.58

Finding the Fourth Proportional to 4,477.52, 6,178.44 and 2,487.58

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Solution

The fourth proportional to 4,477.52, 6,178.44 and 2,487.58 is: 3,432.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.52 : 6,178.44 = 2,487.58 : x
  2. Step 2: Convert to fraction form
    4,477.52/6,178.44 = 2,487.58/x
  3. Step 3: Cross multiply
    4,477.52x = 6,178.44 × 2,487.58
  4. Step 4: Simplify right side
    4,477.52x = 15,369,363.78
  5. Step 5: Solve for x
    x = 15,369,363.78/4,477.52
  6. Step 6: Final answer
    x = 3,432.56

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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.