Home / 12,645.07-18,970.04-4,853.27

Finding the Fourth Proportional to 12,645.07, 18,970.04 and 4,853.27

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Solution

The fourth proportional to 12,645.07, 18,970.04 and 4,853.27 is: 7,280.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,645.07 : 18,970.04 = 4,853.27 : x
  2. Step 2: Convert to fraction form
    12,645.07/18,970.04 = 4,853.27/x
  3. Step 3: Cross multiply
    12,645.07x = 18,970.04 × 4,853.27
  4. Step 4: Simplify right side
    12,645.07x = 92,066,726.03
  5. Step 5: Solve for x
    x = 92,066,726.03/12,645.07
  6. Step 6: Final answer
    x = 7,280.84

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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.