Home / 8,215.44-12,325.80-3,533.04

Finding the Fourth Proportional to 8,215.44, 12,325.80 and 3,533.04

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Solution

The fourth proportional to 8,215.44, 12,325.80 and 3,533.04 is: 5,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215.44 : 12,325.80 = 3,533.04 : x
  2. Step 2: Convert to fraction form
    8,215.44/12,325.80 = 3,533.04/x
  3. Step 3: Cross multiply
    8,215.44x = 12,325.80 × 3,533.04
  4. Step 4: Simplify right side
    8,215.44x = 43,547,544.43
  5. Step 5: Solve for x
    x = 43,547,544.43/8,215.44
  6. Step 6: Final answer
    x = 5,300.70

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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.