Home / 5,820.72-8,032.44-3,430.92

Finding the Fourth Proportional to 5,820.72, 8,032.44 and 3,430.92

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Solution

The fourth proportional to 5,820.72, 8,032.44 and 3,430.92 is: 4,734.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.72 : 8,032.44 = 3,430.92 : x
  2. Step 2: Convert to fraction form
    5,820.72/8,032.44 = 3,430.92/x
  3. Step 3: Cross multiply
    5,820.72x = 8,032.44 × 3,430.92
  4. Step 4: Simplify right side
    5,820.72x = 27,558,659.04
  5. Step 5: Solve for x
    x = 27,558,659.04/5,820.72
  6. Step 6: Final answer
    x = 4,734.58

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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.