Home / 4,434.96-6,651.12-1,315.20

Finding the Fourth Proportional to 4,434.96, 6,651.12 and 1,315.20

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Solution

The fourth proportional to 4,434.96, 6,651.12 and 1,315.20 is: 1,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,434.96 : 6,651.12 = 1,315.20 : x
  2. Step 2: Convert to fraction form
    4,434.96/6,651.12 = 1,315.20/x
  3. Step 3: Cross multiply
    4,434.96x = 6,651.12 × 1,315.20
  4. Step 4: Simplify right side
    4,434.96x = 8,747,553.02
  5. Step 5: Solve for x
    x = 8,747,553.02/4,434.96
  6. Step 6: Final answer
    x = 1,972.41

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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.