Home / 12,710.44-19,070.90-5,591.02

Finding the Fourth Proportional to 12,710.44, 19,070.90 and 5,591.02

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Solution

The fourth proportional to 12,710.44, 19,070.90 and 5,591.02 is: 8,388.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710.44 : 19,070.90 = 5,591.02 : x
  2. Step 2: Convert to fraction form
    12,710.44/19,070.90 = 5,591.02/x
  3. Step 3: Cross multiply
    12,710.44x = 19,070.90 × 5,591.02
  4. Step 4: Simplify right side
    12,710.44x = 106,625,783.32
  5. Step 5: Solve for x
    x = 106,625,783.32/12,710.44
  6. Step 6: Final answer
    x = 8,388.83

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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.