Home / 9,687.24-14,511.80-6,390.26

Finding the Fourth Proportional to 9,687.24, 14,511.80 and 6,390.26

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Solution

The fourth proportional to 9,687.24, 14,511.80 and 6,390.26 is: 9,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687.24 : 14,511.80 = 6,390.26 : x
  2. Step 2: Convert to fraction form
    9,687.24/14,511.80 = 6,390.26/x
  3. Step 3: Cross multiply
    9,687.24x = 14,511.80 × 6,390.26
  4. Step 4: Simplify right side
    9,687.24x = 92,734,175.07
  5. Step 5: Solve for x
    x = 92,734,175.07/9,687.24
  6. Step 6: Final answer
    x = 9,572.82

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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.