Home / 11,359.04-15,675.82-6,578.55

Finding the Fourth Proportional to 11,359.04, 15,675.82 and 6,578.55

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Solution

The fourth proportional to 11,359.04, 15,675.82 and 6,578.55 is: 9,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.04 : 15,675.82 = 6,578.55 : x
  2. Step 2: Convert to fraction form
    11,359.04/15,675.82 = 6,578.55/x
  3. Step 3: Cross multiply
    11,359.04x = 15,675.82 × 6,578.55
  4. Step 4: Simplify right side
    11,359.04x = 103,124,149.21
  5. Step 5: Solve for x
    x = 103,124,149.21/11,359.04
  6. Step 6: Final answer
    x = 9,078.60

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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.