Home / 12,089.04-18,135.96-4,296.84

Finding the Fourth Proportional to 12,089.04, 18,135.96 and 4,296.84

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Solution

The fourth proportional to 12,089.04, 18,135.96 and 4,296.84 is: 6,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089.04 : 18,135.96 = 4,296.84 : x
  2. Step 2: Convert to fraction form
    12,089.04/18,135.96 = 4,296.84/x
  3. Step 3: Cross multiply
    12,089.04x = 18,135.96 × 4,296.84
  4. Step 4: Simplify right side
    12,089.04x = 77,927,318.37
  5. Step 5: Solve for x
    x = 77,927,318.37/12,089.04
  6. Step 6: Final answer
    x = 6,446.11

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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.