Home / 5,739.60-8,601.30-3,541.80

Finding the Fourth Proportional to 5,739.60, 8,601.30 and 3,541.80

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Solution

The fourth proportional to 5,739.60, 8,601.30 and 3,541.80 is: 5,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.60 : 8,601.30 = 3,541.80 : x
  2. Step 2: Convert to fraction form
    5,739.60/8,601.30 = 3,541.80/x
  3. Step 3: Cross multiply
    5,739.60x = 8,601.30 × 3,541.80
  4. Step 4: Simplify right side
    5,739.60x = 30,464,084.34
  5. Step 5: Solve for x
    x = 30,464,084.34/5,739.60
  6. Step 6: Final answer
    x = 5,307.70

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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.