Home / 6,935.40-10,406.38-3,475.08

Finding the Fourth Proportional to 6,935.40, 10,406.38 and 3,475.08

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Solution

The fourth proportional to 6,935.40, 10,406.38 and 3,475.08 is: 5,214.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.40 : 10,406.38 = 3,475.08 : x
  2. Step 2: Convert to fraction form
    6,935.40/10,406.38 = 3,475.08/x
  3. Step 3: Cross multiply
    6,935.40x = 10,406.38 × 3,475.08
  4. Step 4: Simplify right side
    6,935.40x = 36,163,003.01
  5. Step 5: Solve for x
    x = 36,163,003.01/6,935.40
  6. Step 6: Final answer
    x = 5,214.26

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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.