Home / 4,625.70-6,385.47-2,949.54

Finding the Fourth Proportional to 4,625.70, 6,385.47 and 2,949.54

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Solution

The fourth proportional to 4,625.70, 6,385.47 and 2,949.54 is: 4,071.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.70 : 6,385.47 = 2,949.54 : x
  2. Step 2: Convert to fraction form
    4,625.70/6,385.47 = 2,949.54/x
  3. Step 3: Cross multiply
    4,625.70x = 6,385.47 × 2,949.54
  4. Step 4: Simplify right side
    4,625.70x = 18,834,199.18
  5. Step 5: Solve for x
    x = 18,834,199.18/4,625.70
  6. Step 6: Final answer
    x = 4,071.64

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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.