Home / 4,812.60-6,645.06-3,322.20

Finding the Fourth Proportional to 4,812.60, 6,645.06 and 3,322.20

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Solution

The fourth proportional to 4,812.60, 6,645.06 and 3,322.20 is: 4,587.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.60 : 6,645.06 = 3,322.20 : x
  2. Step 2: Convert to fraction form
    4,812.60/6,645.06 = 3,322.20/x
  3. Step 3: Cross multiply
    4,812.60x = 6,645.06 × 3,322.20
  4. Step 4: Simplify right side
    4,812.60x = 22,076,218.33
  5. Step 5: Solve for x
    x = 22,076,218.33/4,812.60
  6. Step 6: Final answer
    x = 4,587.17

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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.