Home / 4,982.08-6,871.32-4,646.74

Finding the Fourth Proportional to 4,982.08, 6,871.32 and 4,646.74

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Solution

The fourth proportional to 4,982.08, 6,871.32 and 4,646.74 is: 6,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.08 : 6,871.32 = 4,646.74 : x
  2. Step 2: Convert to fraction form
    4,982.08/6,871.32 = 4,646.74/x
  3. Step 3: Cross multiply
    4,982.08x = 6,871.32 × 4,646.74
  4. Step 4: Simplify right side
    4,982.08x = 31,929,237.50
  5. Step 5: Solve for x
    x = 31,929,237.50/4,982.08
  6. Step 6: Final answer
    x = 6,408.82

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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.