Home / 5,825.79-8,040.47-3,703.05

Finding the Fourth Proportional to 5,825.79, 8,040.47 and 3,703.05

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Solution

The fourth proportional to 5,825.79, 8,040.47 and 3,703.05 is: 5,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.79 : 8,040.47 = 3,703.05 : x
  2. Step 2: Convert to fraction form
    5,825.79/8,040.47 = 3,703.05/x
  3. Step 3: Cross multiply
    5,825.79x = 8,040.47 × 3,703.05
  4. Step 4: Simplify right side
    5,825.79x = 29,774,243.92
  5. Step 5: Solve for x
    x = 29,774,243.92/5,825.79
  6. Step 6: Final answer
    x = 5,110.77

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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.