Home / 11,670.31-16,104.54-6,364.81

Finding the Fourth Proportional to 11,670.31, 16,104.54 and 6,364.81

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Solution

The fourth proportional to 11,670.31, 16,104.54 and 6,364.81 is: 8,783.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.31 : 16,104.54 = 6,364.81 : x
  2. Step 2: Convert to fraction form
    11,670.31/16,104.54 = 6,364.81/x
  3. Step 3: Cross multiply
    11,670.31x = 16,104.54 × 6,364.81
  4. Step 4: Simplify right side
    11,670.31x = 102,502,337.24
  5. Step 5: Solve for x
    x = 102,502,337.24/11,670.31
  6. Step 6: Final answer
    x = 8,783.17

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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.