Home / 12,748.41-19,108.94-6,160.07

Finding the Fourth Proportional to 12,748.41, 19,108.94 and 6,160.07

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Solution

The fourth proportional to 12,748.41, 19,108.94 and 6,160.07 is: 9,233.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748.41 : 19,108.94 = 6,160.07 : x
  2. Step 2: Convert to fraction form
    12,748.41/19,108.94 = 6,160.07/x
  3. Step 3: Cross multiply
    12,748.41x = 19,108.94 × 6,160.07
  4. Step 4: Simplify right side
    12,748.41x = 117,712,376.44
  5. Step 5: Solve for x
    x = 117,712,376.44/12,748.41
  6. Step 6: Final answer
    x = 9,233.50

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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.