Home / 12,607.08-17,398.83-6,942.93

Finding the Fourth Proportional to 12,607.08, 17,398.83 and 6,942.93

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Solution

The fourth proportional to 12,607.08, 17,398.83 and 6,942.93 is: 9,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,607.08 : 17,398.83 = 6,942.93 : x
  2. Step 2: Convert to fraction form
    12,607.08/17,398.83 = 6,942.93/x
  3. Step 3: Cross multiply
    12,607.08x = 17,398.83 × 6,942.93
  4. Step 4: Simplify right side
    12,607.08x = 120,798,858.77
  5. Step 5: Solve for x
    x = 120,798,858.77/12,607.08
  6. Step 6: Final answer
    x = 9,581.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.