Home / 9,792.18-13,507.56-6,251.40

Finding the Fourth Proportional to 9,792.18, 13,507.56 and 6,251.40

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Solution

The fourth proportional to 9,792.18, 13,507.56 and 6,251.40 is: 8,623.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792.18 : 13,507.56 = 6,251.40 : x
  2. Step 2: Convert to fraction form
    9,792.18/13,507.56 = 6,251.40/x
  3. Step 3: Cross multiply
    9,792.18x = 13,507.56 × 6,251.40
  4. Step 4: Simplify right side
    9,792.18x = 84,441,160.58
  5. Step 5: Solve for x
    x = 84,441,160.58/9,792.18
  6. Step 6: Final answer
    x = 8,623.33

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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.