Home / 5,329.44-7,994.61-1,434.06

Finding the Fourth Proportional to 5,329.44, 7,994.61 and 1,434.06

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Solution

The fourth proportional to 5,329.44, 7,994.61 and 1,434.06 is: 2,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.44 : 7,994.61 = 1,434.06 : x
  2. Step 2: Convert to fraction form
    5,329.44/7,994.61 = 1,434.06/x
  3. Step 3: Cross multiply
    5,329.44x = 7,994.61 × 1,434.06
  4. Step 4: Simplify right side
    5,329.44x = 11,464,750.42
  5. Step 5: Solve for x
    x = 11,464,750.42/5,329.44
  6. Step 6: Final answer
    x = 2,151.21

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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.