Home / 5,330.49-7,994.52-1,435.20

Finding the Fourth Proportional to 5,330.49, 7,994.52 and 1,435.20

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Solution

The fourth proportional to 5,330.49, 7,994.52 and 1,435.20 is: 2,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.49 : 7,994.52 = 1,435.20 : x
  2. Step 2: Convert to fraction form
    5,330.49/7,994.52 = 1,435.20/x
  3. Step 3: Cross multiply
    5,330.49x = 7,994.52 × 1,435.20
  4. Step 4: Simplify right side
    5,330.49x = 11,473,735.10
  5. Step 5: Solve for x
    x = 11,473,735.10/5,330.49
  6. Step 6: Final answer
    x = 2,152.47

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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.