Home / 1,450.34-2,015.33-1,435.28

Finding the Fourth Proportional to 1,450.34, 2,015.33 and 1,435.28

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Solution

The fourth proportional to 1,450.34, 2,015.33 and 1,435.28 is: 1,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.34 : 2,015.33 = 1,435.28 : x
  2. Step 2: Convert to fraction form
    1,450.34/2,015.33 = 1,435.28/x
  3. Step 3: Cross multiply
    1,450.34x = 2,015.33 × 1,435.28
  4. Step 4: Simplify right side
    1,450.34x = 2,892,545.59
  5. Step 5: Solve for x
    x = 2,892,545.59/1,450.34
  6. Step 6: Final answer
    x = 1,994.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.