Home / 11,330.80-15,637.04-6,295.03

Finding the Fourth Proportional to 11,330.80, 15,637.04 and 6,295.03

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Solution

The fourth proportional to 11,330.80, 15,637.04 and 6,295.03 is: 8,687.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.80 : 15,637.04 = 6,295.03 : x
  2. Step 2: Convert to fraction form
    11,330.80/15,637.04 = 6,295.03/x
  3. Step 3: Cross multiply
    11,330.80x = 15,637.04 × 6,295.03
  4. Step 4: Simplify right side
    11,330.80x = 98,435,635.91
  5. Step 5: Solve for x
    x = 98,435,635.91/11,330.80
  6. Step 6: Final answer
    x = 8,687.44

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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.