Home / 6,943.59-9,580.55-4,109.54

Finding the Fourth Proportional to 6,943.59, 9,580.55 and 4,109.54

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Solution

The fourth proportional to 6,943.59, 9,580.55 and 4,109.54 is: 5,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.59 : 9,580.55 = 4,109.54 : x
  2. Step 2: Convert to fraction form
    6,943.59/9,580.55 = 4,109.54/x
  3. Step 3: Cross multiply
    6,943.59x = 9,580.55 × 4,109.54
  4. Step 4: Simplify right side
    6,943.59x = 39,371,585.00
  5. Step 5: Solve for x
    x = 39,371,585.00/6,943.59
  6. Step 6: Final answer
    x = 5,670.21

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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.