Home / 12,792.24-19,152.93-6,538.79

Finding the Fourth Proportional to 12,792.24, 19,152.93 and 6,538.79

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Solution

The fourth proportional to 12,792.24, 19,152.93 and 6,538.79 is: 9,790.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,792.24 : 19,152.93 = 6,538.79 : x
  2. Step 2: Convert to fraction form
    12,792.24/19,152.93 = 6,538.79/x
  3. Step 3: Cross multiply
    12,792.24x = 19,152.93 × 6,538.79
  4. Step 4: Simplify right side
    12,792.24x = 125,236,987.15
  5. Step 5: Solve for x
    x = 125,236,987.15/12,792.24
  6. Step 6: Final answer
    x = 9,790.07

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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.