Home / 12,799.02-19,201.14-7,254.84

Finding the Fourth Proportional to 12,799.02, 19,201.14 and 7,254.84

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Solution

The fourth proportional to 12,799.02, 19,201.14 and 7,254.84 is: 10,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,799.02 : 19,201.14 = 7,254.84 : x
  2. Step 2: Convert to fraction form
    12,799.02/19,201.14 = 7,254.84/x
  3. Step 3: Cross multiply
    12,799.02x = 19,201.14 × 7,254.84
  4. Step 4: Simplify right side
    12,799.02x = 139,301,198.52
  5. Step 5: Solve for x
    x = 139,301,198.52/12,799.02
  6. Step 6: Final answer
    x = 10,883.74

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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.