Home / 5,477.92-8,220.53-2,015.17

Finding the Fourth Proportional to 5,477.92, 8,220.53 and 2,015.17

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Solution

The fourth proportional to 5,477.92, 8,220.53 and 2,015.17 is: 3,024.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.92 : 8,220.53 = 2,015.17 : x
  2. Step 2: Convert to fraction form
    5,477.92/8,220.53 = 2,015.17/x
  3. Step 3: Cross multiply
    5,477.92x = 8,220.53 × 2,015.17
  4. Step 4: Simplify right side
    5,477.92x = 16,565,734.81
  5. Step 5: Solve for x
    x = 16,565,734.81/5,477.92
  6. Step 6: Final answer
    x = 3,024.09

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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.