Home / 6,935.40-9,559.80-6,363.36

Finding the Fourth Proportional to 6,935.40, 9,559.80 and 6,363.36

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Solution

The fourth proportional to 6,935.40, 9,559.80 and 6,363.36 is: 8,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.40 : 9,559.80 = 6,363.36 : x
  2. Step 2: Convert to fraction form
    6,935.40/9,559.80 = 6,363.36/x
  3. Step 3: Cross multiply
    6,935.40x = 9,559.80 × 6,363.36
  4. Step 4: Simplify right side
    6,935.40x = 60,832,448.93
  5. Step 5: Solve for x
    x = 60,832,448.93/6,935.40
  6. Step 6: Final answer
    x = 8,771.30

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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.