Home / 5,588.56-7,712.40-3,070.92

Finding the Fourth Proportional to 5,588.56, 7,712.40 and 3,070.92

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Solution

The fourth proportional to 5,588.56, 7,712.40 and 3,070.92 is: 4,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.56 : 7,712.40 = 3,070.92 : x
  2. Step 2: Convert to fraction form
    5,588.56/7,712.40 = 3,070.92/x
  3. Step 3: Cross multiply
    5,588.56x = 7,712.40 × 3,070.92
  4. Step 4: Simplify right side
    5,588.56x = 23,684,163.41
  5. Step 5: Solve for x
    x = 23,684,163.41/5,588.56
  6. Step 6: Final answer
    x = 4,237.97

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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.