Home / 7,352.90-11,031.40-2,973.43

Finding the Fourth Proportional to 7,352.90, 11,031.40 and 2,973.43

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Solution

The fourth proportional to 7,352.90, 11,031.40 and 2,973.43 is: 4,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.90 : 11,031.40 = 2,973.43 : x
  2. Step 2: Convert to fraction form
    7,352.90/11,031.40 = 2,973.43/x
  3. Step 3: Cross multiply
    7,352.90x = 11,031.40 × 2,973.43
  4. Step 4: Simplify right side
    7,352.90x = 32,801,093.06
  5. Step 5: Solve for x
    x = 32,801,093.06/7,352.90
  6. Step 6: Final answer
    x = 4,460.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.