Home / 5,572.47-8,360.91-2,285.76

Finding the Fourth Proportional to 5,572.47, 8,360.91 and 2,285.76

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Solution

The fourth proportional to 5,572.47, 8,360.91 and 2,285.76 is: 3,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.47 : 8,360.91 = 2,285.76 : x
  2. Step 2: Convert to fraction form
    5,572.47/8,360.91 = 2,285.76/x
  3. Step 3: Cross multiply
    5,572.47x = 8,360.91 × 2,285.76
  4. Step 4: Simplify right side
    5,572.47x = 19,111,033.64
  5. Step 5: Solve for x
    x = 19,111,033.64/5,572.47
  6. Step 6: Final answer
    x = 3,429.54

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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.