Home / 12,541.04-18,814.09-3,656.35

Finding the Fourth Proportional to 12,541.04, 18,814.09 and 3,656.35

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Solution

The fourth proportional to 12,541.04, 18,814.09 and 3,656.35 is: 5,485.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.04 : 18,814.09 = 3,656.35 : x
  2. Step 2: Convert to fraction form
    12,541.04/18,814.09 = 3,656.35/x
  3. Step 3: Cross multiply
    12,541.04x = 18,814.09 × 3,656.35
  4. Step 4: Simplify right side
    12,541.04x = 68,790,897.97
  5. Step 5: Solve for x
    x = 68,790,897.97/12,541.04
  6. Step 6: Final answer
    x = 5,485.26

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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.