Home / 12,571.20-18,852.88-4,564.96

Finding the Fourth Proportional to 12,571.20, 18,852.88 and 4,564.96

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Solution

The fourth proportional to 12,571.20, 18,852.88 and 4,564.96 is: 6,846.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,571.20 : 18,852.88 = 4,564.96 : x
  2. Step 2: Convert to fraction form
    12,571.20/18,852.88 = 4,564.96/x
  3. Step 3: Cross multiply
    12,571.20x = 18,852.88 × 4,564.96
  4. Step 4: Simplify right side
    12,571.20x = 86,062,643.08
  5. Step 5: Solve for x
    x = 86,062,643.08/12,571.20
  6. Step 6: Final answer
    x = 6,846.02

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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.