Home / 5,877.79-8,111.34-3,225.22

Finding the Fourth Proportional to 5,877.79, 8,111.34 and 3,225.22

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Solution

The fourth proportional to 5,877.79, 8,111.34 and 3,225.22 is: 4,450.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.79 : 8,111.34 = 3,225.22 : x
  2. Step 2: Convert to fraction form
    5,877.79/8,111.34 = 3,225.22/x
  3. Step 3: Cross multiply
    5,877.79x = 8,111.34 × 3,225.22
  4. Step 4: Simplify right side
    5,877.79x = 26,160,835.72
  5. Step 5: Solve for x
    x = 26,160,835.72/5,877.79
  6. Step 6: Final answer
    x = 4,450.79

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Double scale
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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.