Home / 4,990.52-6,885.37-2,894.24

Finding the Fourth Proportional to 4,990.52, 6,885.37 and 2,894.24

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Solution

The fourth proportional to 4,990.52, 6,885.37 and 2,894.24 is: 3,993.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.52 : 6,885.37 = 2,894.24 : x
  2. Step 2: Convert to fraction form
    4,990.52/6,885.37 = 2,894.24/x
  3. Step 3: Cross multiply
    4,990.52x = 6,885.37 × 2,894.24
  4. Step 4: Simplify right side
    4,990.52x = 19,927,913.27
  5. Step 5: Solve for x
    x = 19,927,913.27/4,990.52
  6. Step 6: Final answer
    x = 3,993.15

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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.