Home / 7,274.21-10,038.03-4,291.68

Finding the Fourth Proportional to 7,274.21, 10,038.03 and 4,291.68

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Solution

The fourth proportional to 7,274.21, 10,038.03 and 4,291.68 is: 5,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.21 : 10,038.03 = 4,291.68 : x
  2. Step 2: Convert to fraction form
    7,274.21/10,038.03 = 4,291.68/x
  3. Step 3: Cross multiply
    7,274.21x = 10,038.03 × 4,291.68
  4. Step 4: Simplify right side
    7,274.21x = 43,080,034.14
  5. Step 5: Solve for x
    x = 43,080,034.14/7,274.21
  6. Step 6: Final answer
    x = 5,922.30

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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.