Home / 12,608.08-17,400.21-6,943.93

Finding the Fourth Proportional to 12,608.08, 17,400.21 and 6,943.93

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Solution

The fourth proportional to 12,608.08, 17,400.21 and 6,943.93 is: 9,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,608.08 : 17,400.21 = 6,943.93 : x
  2. Step 2: Convert to fraction form
    12,608.08/17,400.21 = 6,943.93/x
  3. Step 3: Cross multiply
    12,608.08x = 17,400.21 × 6,943.93
  4. Step 4: Simplify right side
    12,608.08x = 120,825,840.23
  5. Step 5: Solve for x
    x = 120,825,840.23/12,608.08
  6. Step 6: Final answer
    x = 9,583.21

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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.