Home / 3,264.64-4,899.66-1,784.22

Finding the Fourth Proportional to 3,264.64, 4,899.66 and 1,784.22

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Solution

The fourth proportional to 3,264.64, 4,899.66 and 1,784.22 is: 2,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.64 : 4,899.66 = 1,784.22 : x
  2. Step 2: Convert to fraction form
    3,264.64/4,899.66 = 1,784.22/x
  3. Step 3: Cross multiply
    3,264.64x = 4,899.66 × 1,784.22
  4. Step 4: Simplify right side
    3,264.64x = 8,742,071.37
  5. Step 5: Solve for x
    x = 8,742,071.37/3,264.64
  6. Step 6: Final answer
    x = 2,677.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.