Home / 4,427.64-6,643.31-1,832.40

Finding the Fourth Proportional to 4,427.64, 6,643.31 and 1,832.40

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Solution

The fourth proportional to 4,427.64, 6,643.31 and 1,832.40 is: 2,749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.64 : 6,643.31 = 1,832.40 : x
  2. Step 2: Convert to fraction form
    4,427.64/6,643.31 = 1,832.40/x
  3. Step 3: Cross multiply
    4,427.64x = 6,643.31 × 1,832.40
  4. Step 4: Simplify right side
    4,427.64x = 12,173,192.08
  5. Step 5: Solve for x
    x = 12,173,192.08/4,427.64
  6. Step 6: Final answer
    x = 2,749.36

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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.