Home / 11,329.80-15,635.66-6,294.03

Finding the Fourth Proportional to 11,329.80, 15,635.66 and 6,294.03

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Solution

The fourth proportional to 11,329.80, 15,635.66 and 6,294.03 is: 8,686.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.80 : 15,635.66 = 6,294.03 : x
  2. Step 2: Convert to fraction form
    11,329.80/15,635.66 = 6,294.03/x
  3. Step 3: Cross multiply
    11,329.80x = 15,635.66 × 6,294.03
  4. Step 4: Simplify right side
    11,329.80x = 98,411,281.64
  5. Step 5: Solve for x
    x = 98,411,281.64/11,329.80
  6. Step 6: Final answer
    x = 8,686.06

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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.