Home / 8,346.16-11,518.05-4,809.34

Finding the Fourth Proportional to 8,346.16, 11,518.05 and 4,809.34

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Solution

The fourth proportional to 8,346.16, 11,518.05 and 4,809.34 is: 6,637.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.16 : 11,518.05 = 4,809.34 : x
  2. Step 2: Convert to fraction form
    8,346.16/11,518.05 = 4,809.34/x
  3. Step 3: Cross multiply
    8,346.16x = 11,518.05 × 4,809.34
  4. Step 4: Simplify right side
    8,346.16x = 55,394,218.59
  5. Step 5: Solve for x
    x = 55,394,218.59/8,346.16
  6. Step 6: Final answer
    x = 6,637.09

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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.