Home / 6,922.80-10,386.59-5,890.64

Finding the Fourth Proportional to 6,922.80, 10,386.59 and 5,890.64

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Solution

The fourth proportional to 6,922.80, 10,386.59 and 5,890.64 is: 8,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.80 : 10,386.59 = 5,890.64 : x
  2. Step 2: Convert to fraction form
    6,922.80/10,386.59 = 5,890.64/x
  3. Step 3: Cross multiply
    6,922.80x = 10,386.59 × 5,890.64
  4. Step 4: Simplify right side
    6,922.80x = 61,183,581.13
  5. Step 5: Solve for x
    x = 61,183,581.13/6,922.80
  6. Step 6: Final answer
    x = 8,837.98

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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.