Home / 5,816.20-8,712.18-4,577.68

Finding the Fourth Proportional to 5,816.20, 8,712.18 and 4,577.68

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Solution

The fourth proportional to 5,816.20, 8,712.18 and 4,577.68 is: 6,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.20 : 8,712.18 = 4,577.68 : x
  2. Step 2: Convert to fraction form
    5,816.20/8,712.18 = 4,577.68/x
  3. Step 3: Cross multiply
    5,816.20x = 8,712.18 × 4,577.68
  4. Step 4: Simplify right side
    5,816.20x = 39,881,572.14
  5. Step 5: Solve for x
    x = 39,881,572.14/5,816.20
  6. Step 6: Final answer
    x = 6,856.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.