Home / 4,415.13-6,621.33-1,294.56

Finding the Fourth Proportional to 4,415.13, 6,621.33 and 1,294.56

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Solution

The fourth proportional to 4,415.13, 6,621.33 and 1,294.56 is: 1,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.13 : 6,621.33 = 1,294.56 : x
  2. Step 2: Convert to fraction form
    4,415.13/6,621.33 = 1,294.56/x
  3. Step 3: Cross multiply
    4,415.13x = 6,621.33 × 1,294.56
  4. Step 4: Simplify right side
    4,415.13x = 8,571,693.38
  5. Step 5: Solve for x
    x = 8,571,693.38/4,415.13
  6. Step 6: Final answer
    x = 1,941.44

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1.5x scale

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.