Home / 5,539.64-8,308.01-1,643.13

Finding the Fourth Proportional to 5,539.64, 8,308.01 and 1,643.13

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Solution

The fourth proportional to 5,539.64, 8,308.01 and 1,643.13 is: 2,464.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.64 : 8,308.01 = 1,643.13 : x
  2. Step 2: Convert to fraction form
    5,539.64/8,308.01 = 1,643.13/x
  3. Step 3: Cross multiply
    5,539.64x = 8,308.01 × 1,643.13
  4. Step 4: Simplify right side
    5,539.64x = 13,651,144.58
  5. Step 5: Solve for x
    x = 13,651,144.58/5,539.64
  6. Step 6: Final answer
    x = 2,464.27

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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.