Home / 5,607.21-8,412.03-1,711.92

Finding the Fourth Proportional to 5,607.21, 8,412.03 and 1,711.92

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Solution

The fourth proportional to 5,607.21, 8,412.03 and 1,711.92 is: 2,568.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.21 : 8,412.03 = 1,711.92 : x
  2. Step 2: Convert to fraction form
    5,607.21/8,412.03 = 1,711.92/x
  3. Step 3: Cross multiply
    5,607.21x = 8,412.03 × 1,711.92
  4. Step 4: Simplify right side
    5,607.21x = 14,400,722.40
  5. Step 5: Solve for x
    x = 14,400,722.40/5,607.21
  6. Step 6: Final answer
    x = 2,568.25

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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.