Home / 8,339.55-11,508.04-4,982.50

Finding the Fourth Proportional to 8,339.55, 11,508.04 and 4,982.50

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Solution

The fourth proportional to 8,339.55, 11,508.04 and 4,982.50 is: 6,875.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339.55 : 11,508.04 = 4,982.50 : x
  2. Step 2: Convert to fraction form
    8,339.55/11,508.04 = 4,982.50/x
  3. Step 3: Cross multiply
    8,339.55x = 11,508.04 × 4,982.50
  4. Step 4: Simplify right side
    8,339.55x = 57,338,809.30
  5. Step 5: Solve for x
    x = 57,338,809.30/8,339.55
  6. Step 6: Final answer
    x = 6,875.53

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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.