Home / 7,328.45-10,997.40-4,043.90

Finding the Fourth Proportional to 7,328.45, 10,997.40 and 4,043.90

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Solution

The fourth proportional to 7,328.45, 10,997.40 and 4,043.90 is: 6,068.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.45 : 10,997.40 = 4,043.90 : x
  2. Step 2: Convert to fraction form
    7,328.45/10,997.40 = 4,043.90/x
  3. Step 3: Cross multiply
    7,328.45x = 10,997.40 × 4,043.90
  4. Step 4: Simplify right side
    7,328.45x = 44,472,385.86
  5. Step 5: Solve for x
    x = 44,472,385.86/7,328.45
  6. Step 6: Final answer
    x = 6,068.46

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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.