Home / 6,424.03-9,631.72-3,300.13

Finding the Fourth Proportional to 6,424.03, 9,631.72 and 3,300.13

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Solution

The fourth proportional to 6,424.03, 9,631.72 and 3,300.13 is: 4,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.03 : 9,631.72 = 3,300.13 : x
  2. Step 2: Convert to fraction form
    6,424.03/9,631.72 = 3,300.13/x
  3. Step 3: Cross multiply
    6,424.03x = 9,631.72 × 3,300.13
  4. Step 4: Simplify right side
    6,424.03x = 31,785,928.12
  5. Step 5: Solve for x
    x = 31,785,928.12/6,424.03
  6. Step 6: Final answer
    x = 4,947.97

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1.5x scale

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.