Home / 7,507.60-10,361.37-6,246.43

Finding the Fourth Proportional to 7,507.60, 10,361.37 and 6,246.43

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Solution

The fourth proportional to 7,507.60, 10,361.37 and 6,246.43 is: 8,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.60 : 10,361.37 = 6,246.43 : x
  2. Step 2: Convert to fraction form
    7,507.60/10,361.37 = 6,246.43/x
  3. Step 3: Cross multiply
    7,507.60x = 10,361.37 × 6,246.43
  4. Step 4: Simplify right side
    7,507.60x = 64,721,572.41
  5. Step 5: Solve for x
    x = 64,721,572.41/7,507.60
  6. Step 6: Final answer
    x = 8,620.81

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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.