Home / 7,422.03-10,242.55-4,064.82

Finding the Fourth Proportional to 7,422.03, 10,242.55 and 4,064.82

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Solution

The fourth proportional to 7,422.03, 10,242.55 and 4,064.82 is: 5,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.03 : 10,242.55 = 4,064.82 : x
  2. Step 2: Convert to fraction form
    7,422.03/10,242.55 = 4,064.82/x
  3. Step 3: Cross multiply
    7,422.03x = 10,242.55 × 4,064.82
  4. Step 4: Simplify right side
    7,422.03x = 41,634,088.76
  5. Step 5: Solve for x
    x = 41,634,088.76/7,422.03
  6. Step 6: Final answer
    x = 5,609.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.