Home / 5,291.40-7,303.09-3,052.97

Finding the Fourth Proportional to 5,291.40, 7,303.09 and 3,052.97

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Solution

The fourth proportional to 5,291.40, 7,303.09 and 3,052.97 is: 4,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.40 : 7,303.09 = 3,052.97 : x
  2. Step 2: Convert to fraction form
    5,291.40/7,303.09 = 3,052.97/x
  3. Step 3: Cross multiply
    5,291.40x = 7,303.09 × 3,052.97
  4. Step 4: Simplify right side
    5,291.40x = 22,296,070.53
  5. Step 5: Solve for x
    x = 22,296,070.53/5,291.40
  6. Step 6: Final answer
    x = 4,213.64

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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.