Home / 8,807.10-13,198.31-6,330.30

Finding the Fourth Proportional to 8,807.10, 13,198.31 and 6,330.30

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Solution

The fourth proportional to 8,807.10, 13,198.31 and 6,330.30 is: 9,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.10 : 13,198.31 = 6,330.30 : x
  2. Step 2: Convert to fraction form
    8,807.10/13,198.31 = 6,330.30/x
  3. Step 3: Cross multiply
    8,807.10x = 13,198.31 × 6,330.30
  4. Step 4: Simplify right side
    8,807.10x = 83,549,261.79
  5. Step 5: Solve for x
    x = 83,549,261.79/8,807.10
  6. Step 6: Final answer
    x = 9,486.58

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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.