Home / 5,720.49-7,893.05-3,330.18

Finding the Fourth Proportional to 5,720.49, 7,893.05 and 3,330.18

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Solution

The fourth proportional to 5,720.49, 7,893.05 and 3,330.18 is: 4,594.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.49 : 7,893.05 = 3,330.18 : x
  2. Step 2: Convert to fraction form
    5,720.49/7,893.05 = 3,330.18/x
  3. Step 3: Cross multiply
    5,720.49x = 7,893.05 × 3,330.18
  4. Step 4: Simplify right side
    5,720.49x = 26,285,260.60
  5. Step 5: Solve for x
    x = 26,285,260.60/5,720.49
  6. Step 6: Final answer
    x = 4,594.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.