Home / 5,349.16-8,020.32-2,570.30

Finding the Fourth Proportional to 5,349.16, 8,020.32 and 2,570.30

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Solution

The fourth proportional to 5,349.16, 8,020.32 and 2,570.30 is: 3,853.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.16 : 8,020.32 = 2,570.30 : x
  2. Step 2: Convert to fraction form
    5,349.16/8,020.32 = 2,570.30/x
  3. Step 3: Cross multiply
    5,349.16x = 8,020.32 × 2,570.30
  4. Step 4: Simplify right side
    5,349.16x = 20,614,673.22
  5. Step 5: Solve for x
    x = 20,614,673.22/5,349.16
  6. Step 6: Final answer
    x = 3,853.81

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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.