Home / 12,897.53-19,343.04-4,997.33

Finding the Fourth Proportional to 12,897.53, 19,343.04 and 4,997.33

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Solution

The fourth proportional to 12,897.53, 19,343.04 and 4,997.33 is: 7,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897.53 : 19,343.04 = 4,997.33 : x
  2. Step 2: Convert to fraction form
    12,897.53/19,343.04 = 4,997.33/x
  3. Step 3: Cross multiply
    12,897.53x = 19,343.04 × 4,997.33
  4. Step 4: Simplify right side
    12,897.53x = 96,663,529.90
  5. Step 5: Solve for x
    x = 96,663,529.90/12,897.53
  6. Step 6: Final answer
    x = 7,494.73

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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.