Home / 8,963.16-13,429.79-6,326.34

Finding the Fourth Proportional to 8,963.16, 13,429.79 and 6,326.34

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Solution

The fourth proportional to 8,963.16, 13,429.79 and 6,326.34 is: 9,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.16 : 13,429.79 = 6,326.34 : x
  2. Step 2: Convert to fraction form
    8,963.16/13,429.79 = 6,326.34/x
  3. Step 3: Cross multiply
    8,963.16x = 13,429.79 × 6,326.34
  4. Step 4: Simplify right side
    8,963.16x = 84,961,386.04
  5. Step 5: Solve for x
    x = 84,961,386.04/8,963.16
  6. Step 6: Final answer
    x = 9,478.96

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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.