Home / 9,398.04-12,963.60-6,211.37

Finding the Fourth Proportional to 9,398.04, 12,963.60 and 6,211.37

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Solution

The fourth proportional to 9,398.04, 12,963.60 and 6,211.37 is: 8,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,398.04 : 12,963.60 = 6,211.37 : x
  2. Step 2: Convert to fraction form
    9,398.04/12,963.60 = 6,211.37/x
  3. Step 3: Cross multiply
    9,398.04x = 12,963.60 × 6,211.37
  4. Step 4: Simplify right side
    9,398.04x = 80,521,651.31
  5. Step 5: Solve for x
    x = 80,521,651.31/9,398.04
  6. Step 6: Final answer
    x = 8,567.92

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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.