Home / 7,570.26-10,447.47-4,213.35

Finding the Fourth Proportional to 7,570.26, 10,447.47 and 4,213.35

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Solution

The fourth proportional to 7,570.26, 10,447.47 and 4,213.35 is: 5,814.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.26 : 10,447.47 = 4,213.35 : x
  2. Step 2: Convert to fraction form
    7,570.26/10,447.47 = 4,213.35/x
  3. Step 3: Cross multiply
    7,570.26x = 10,447.47 × 4,213.35
  4. Step 4: Simplify right side
    7,570.26x = 44,018,847.72
  5. Step 5: Solve for x
    x = 44,018,847.72/7,570.26
  6. Step 6: Final answer
    x = 5,814.71

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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.