Home / 6,475.37-8,935.79-3,642.80

Finding the Fourth Proportional to 6,475.37, 8,935.79 and 3,642.80

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Solution

The fourth proportional to 6,475.37, 8,935.79 and 3,642.80 is: 5,026.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475.37 : 8,935.79 = 3,642.80 : x
  2. Step 2: Convert to fraction form
    6,475.37/8,935.79 = 3,642.80/x
  3. Step 3: Cross multiply
    6,475.37x = 8,935.79 × 3,642.80
  4. Step 4: Simplify right side
    6,475.37x = 32,551,232.92
  5. Step 5: Solve for x
    x = 32,551,232.92/6,475.37
  6. Step 6: Final answer
    x = 5,026.93

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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.