Home / 12,797.90-19,196.19-4,904.20

Finding the Fourth Proportional to 12,797.90, 19,196.19 and 4,904.20

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Solution

The fourth proportional to 12,797.90, 19,196.19 and 4,904.20 is: 7,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797.90 : 19,196.19 = 4,904.20 : x
  2. Step 2: Convert to fraction form
    12,797.90/19,196.19 = 4,904.20/x
  3. Step 3: Cross multiply
    12,797.90x = 19,196.19 × 4,904.20
  4. Step 4: Simplify right side
    12,797.90x = 94,141,871.01
  5. Step 5: Solve for x
    x = 94,141,871.01/12,797.90
  6. Step 6: Final answer
    x = 7,356.04

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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.