Home / 8,346.36-11,518.50-4,809.48

Finding the Fourth Proportional to 8,346.36, 11,518.50 and 4,809.48

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Solution

The fourth proportional to 8,346.36, 11,518.50 and 4,809.48 is: 6,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.36 : 11,518.50 = 4,809.48 : x
  2. Step 2: Convert to fraction form
    8,346.36/11,518.50 = 4,809.48/x
  3. Step 3: Cross multiply
    8,346.36x = 11,518.50 × 4,809.48
  4. Step 4: Simplify right side
    8,346.36x = 55,397,995.38
  5. Step 5: Solve for x
    x = 55,397,995.38/8,346.36
  6. Step 6: Final answer
    x = 6,637.38

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Find fourth proportional to 8,347.36, 11,519.88 and 4,810.48
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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.