Home / 10,829.12-14,938.49-6,843.32

Finding the Fourth Proportional to 10,829.12, 14,938.49 and 6,843.32

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Solution

The fourth proportional to 10,829.12, 14,938.49 and 6,843.32 is: 9,440.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.12 : 14,938.49 = 6,843.32 : x
  2. Step 2: Convert to fraction form
    10,829.12/14,938.49 = 6,843.32/x
  3. Step 3: Cross multiply
    10,829.12x = 14,938.49 × 6,843.32
  4. Step 4: Simplify right side
    10,829.12x = 102,228,758.48
  5. Step 5: Solve for x
    x = 102,228,758.48/10,829.12
  6. Step 6: Final answer
    x = 9,440.18

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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.