Home / 5,643.16-8,465.31-1,944.90

Finding the Fourth Proportional to 5,643.16, 8,465.31 and 1,944.90

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Solution

The fourth proportional to 5,643.16, 8,465.31 and 1,944.90 is: 2,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.16 : 8,465.31 = 1,944.90 : x
  2. Step 2: Convert to fraction form
    5,643.16/8,465.31 = 1,944.90/x
  3. Step 3: Cross multiply
    5,643.16x = 8,465.31 × 1,944.90
  4. Step 4: Simplify right side
    5,643.16x = 16,464,181.42
  5. Step 5: Solve for x
    x = 16,464,181.42/5,643.16
  6. Step 6: Final answer
    x = 2,917.55

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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.