Home / 7,457.32-10,286.80-4,471.41

Finding the Fourth Proportional to 7,457.32, 10,286.80 and 4,471.41

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Solution

The fourth proportional to 7,457.32, 10,286.80 and 4,471.41 is: 6,167.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.32 : 10,286.80 = 4,471.41 : x
  2. Step 2: Convert to fraction form
    7,457.32/10,286.80 = 4,471.41/x
  3. Step 3: Cross multiply
    7,457.32x = 10,286.80 × 4,471.41
  4. Step 4: Simplify right side
    7,457.32x = 45,996,500.39
  5. Step 5: Solve for x
    x = 45,996,500.39/7,457.32
  6. Step 6: Final answer
    x = 6,167.97

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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.