Home / 6,913.01-9,539.81-3,769.13

Finding the Fourth Proportional to 6,913.01, 9,539.81 and 3,769.13

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Solution

The fourth proportional to 6,913.01, 9,539.81 and 3,769.13 is: 5,201.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.01 : 9,539.81 = 3,769.13 : x
  2. Step 2: Convert to fraction form
    6,913.01/9,539.81 = 3,769.13/x
  3. Step 3: Cross multiply
    6,913.01x = 9,539.81 × 3,769.13
  4. Step 4: Simplify right side
    6,913.01x = 35,956,765.22
  5. Step 5: Solve for x
    x = 35,956,765.22/6,913.01
  6. Step 6: Final answer
    x = 5,201.32

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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.