Home / 8,342.36-11,512.01-4,564.79

Finding the Fourth Proportional to 8,342.36, 11,512.01 and 4,564.79

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Solution

The fourth proportional to 8,342.36, 11,512.01 and 4,564.79 is: 6,299.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.36 : 11,512.01 = 4,564.79 : x
  2. Step 2: Convert to fraction form
    8,342.36/11,512.01 = 4,564.79/x
  3. Step 3: Cross multiply
    8,342.36x = 11,512.01 × 4,564.79
  4. Step 4: Simplify right side
    8,342.36x = 52,549,905.15
  5. Step 5: Solve for x
    x = 52,549,905.15/8,342.36
  6. Step 6: Final answer
    x = 6,299.17

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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.