Home / 4,415.02-6,622.32-1,294.90

Finding the Fourth Proportional to 4,415.02, 6,622.32 and 1,294.90

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Solution

The fourth proportional to 4,415.02, 6,622.32 and 1,294.90 is: 1,942.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.02 : 6,622.32 = 1,294.90 : x
  2. Step 2: Convert to fraction form
    4,415.02/6,622.32 = 1,294.90/x
  3. Step 3: Cross multiply
    4,415.02x = 6,622.32 × 1,294.90
  4. Step 4: Simplify right side
    4,415.02x = 8,575,242.17
  5. Step 5: Solve for x
    x = 8,575,242.17/4,415.02
  6. Step 6: Final answer
    x = 1,942.29

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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.