Home / 12,259.29-16,917.32-6,953.99

Finding the Fourth Proportional to 12,259.29, 16,917.32 and 6,953.99

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Solution

The fourth proportional to 12,259.29, 16,917.32 and 6,953.99 is: 9,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.29 : 16,917.32 = 6,953.99 : x
  2. Step 2: Convert to fraction form
    12,259.29/16,917.32 = 6,953.99/x
  3. Step 3: Cross multiply
    12,259.29x = 16,917.32 × 6,953.99
  4. Step 4: Simplify right side
    12,259.29x = 117,642,831.23
  5. Step 5: Solve for x
    x = 117,642,831.23/12,259.29
  6. Step 6: Final answer
    x = 9,596.22

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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.