Home / 7,352.56-11,026-2,421.28

Finding the Fourth Proportional to 7,352.56, 11,026 and 2,421.28

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Solution

The fourth proportional to 7,352.56, 11,026 and 2,421.28 is: 3,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.56 : 11,026 = 2,421.28 : x
  2. Step 2: Convert to fraction form
    7,352.56/11,026 = 2,421.28/x
  3. Step 3: Cross multiply
    7,352.56x = 11,026 × 2,421.28
  4. Step 4: Simplify right side
    7,352.56x = 26,697,033.28
  5. Step 5: Solve for x
    x = 26,697,033.28/7,352.56
  6. Step 6: Final answer
    x = 3,630.98

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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.