Home / 9,503.16-13,118.12-6,272.44

Finding the Fourth Proportional to 9,503.16, 13,118.12 and 6,272.44

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Solution

The fourth proportional to 9,503.16, 13,118.12 and 6,272.44 is: 8,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,503.16 : 13,118.12 = 6,272.44 : x
  2. Step 2: Convert to fraction form
    9,503.16/13,118.12 = 6,272.44/x
  3. Step 3: Cross multiply
    9,503.16x = 13,118.12 × 6,272.44
  4. Step 4: Simplify right side
    9,503.16x = 82,282,620.61
  5. Step 5: Solve for x
    x = 82,282,620.61/9,503.16
  6. Step 6: Final answer
    x = 8,658.45

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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.