Home / 7,571.29-10,447.35-4,381.93

Finding the Fourth Proportional to 7,571.29, 10,447.35 and 4,381.93

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Solution

The fourth proportional to 7,571.29, 10,447.35 and 4,381.93 is: 6,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.29 : 10,447.35 = 4,381.93 : x
  2. Step 2: Convert to fraction form
    7,571.29/10,447.35 = 4,381.93/x
  3. Step 3: Cross multiply
    7,571.29x = 10,447.35 × 4,381.93
  4. Step 4: Simplify right side
    7,571.29x = 45,779,556.39
  5. Step 5: Solve for x
    x = 45,779,556.39/7,571.29
  6. Step 6: Final answer
    x = 6,046.47

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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.