Home / 12,245.07-16,898.19-6,656.07

Finding the Fourth Proportional to 12,245.07, 16,898.19 and 6,656.07

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Solution

The fourth proportional to 12,245.07, 16,898.19 and 6,656.07 is: 9,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245.07 : 16,898.19 = 6,656.07 : x
  2. Step 2: Convert to fraction form
    12,245.07/16,898.19 = 6,656.07/x
  3. Step 3: Cross multiply
    12,245.07x = 16,898.19 × 6,656.07
  4. Step 4: Simplify right side
    12,245.07x = 112,475,535.51
  5. Step 5: Solve for x
    x = 112,475,535.51/12,245.07
  6. Step 6: Final answer
    x = 9,185.37

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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.