Home / 6,475.57-8,935.99-3,643.18

Finding the Fourth Proportional to 6,475.57, 8,935.99 and 3,643.18

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Solution

The fourth proportional to 6,475.57, 8,935.99 and 3,643.18 is: 5,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475.57 : 8,935.99 = 3,643.18 : x
  2. Step 2: Convert to fraction form
    6,475.57/8,935.99 = 3,643.18/x
  3. Step 3: Cross multiply
    6,475.57x = 8,935.99 × 3,643.18
  4. Step 4: Simplify right side
    6,475.57x = 32,555,420.05
  5. Step 5: Solve for x
    x = 32,555,420.05/6,475.57
  6. Step 6: Final answer
    x = 5,027.42

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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.