Home / 5,373.52-8,020.40-4,629.92

Finding the Fourth Proportional to 5,373.52, 8,020.40 and 4,629.92

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Solution

The fourth proportional to 5,373.52, 8,020.40 and 4,629.92 is: 6,910.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.52 : 8,020.40 = 4,629.92 : x
  2. Step 2: Convert to fraction form
    5,373.52/8,020.40 = 4,629.92/x
  3. Step 3: Cross multiply
    5,373.52x = 8,020.40 × 4,629.92
  4. Step 4: Simplify right side
    5,373.52x = 37,133,810.37
  5. Step 5: Solve for x
    x = 37,133,810.37/5,373.52
  6. Step 6: Final answer
    x = 6,910.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.