Home / 12,784.08-19,169.64-5,852.64

Finding the Fourth Proportional to 12,784.08, 19,169.64 and 5,852.64

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Solution

The fourth proportional to 12,784.08, 19,169.64 and 5,852.64 is: 8,775.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,784.08 : 19,169.64 = 5,852.64 : x
  2. Step 2: Convert to fraction form
    12,784.08/19,169.64 = 5,852.64/x
  3. Step 3: Cross multiply
    12,784.08x = 19,169.64 × 5,852.64
  4. Step 4: Simplify right side
    12,784.08x = 112,193,001.85
  5. Step 5: Solve for x
    x = 112,193,001.85/12,784.08
  6. Step 6: Final answer
    x = 8,775.99

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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.