Home / 12,412.06-18,607.11-4,619.02

Finding the Fourth Proportional to 12,412.06, 18,607.11 and 4,619.02

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Solution

The fourth proportional to 12,412.06, 18,607.11 and 4,619.02 is: 6,924.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,412.06 : 18,607.11 = 4,619.02 : x
  2. Step 2: Convert to fraction form
    12,412.06/18,607.11 = 4,619.02/x
  3. Step 3: Cross multiply
    12,412.06x = 18,607.11 × 4,619.02
  4. Step 4: Simplify right side
    12,412.06x = 85,946,613.23
  5. Step 5: Solve for x
    x = 85,946,613.23/12,412.06
  6. Step 6: Final answer
    x = 6,924.44

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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.