Home / 6,810.75-9,403.23-5,554.83

Finding the Fourth Proportional to 6,810.75, 9,403.23 and 5,554.83

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Solution

The fourth proportional to 6,810.75, 9,403.23 and 5,554.83 is: 7,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.75 : 9,403.23 = 5,554.83 : x
  2. Step 2: Convert to fraction form
    6,810.75/9,403.23 = 5,554.83/x
  3. Step 3: Cross multiply
    6,810.75x = 9,403.23 × 5,554.83
  4. Step 4: Simplify right side
    6,810.75x = 52,233,344.10
  5. Step 5: Solve for x
    x = 52,233,344.10/6,810.75
  6. Step 6: Final answer
    x = 7,669.25

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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.