Home / 5,360.34-8,031.63-3,792.58

Finding the Fourth Proportional to 5,360.34, 8,031.63 and 3,792.58

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Solution

The fourth proportional to 5,360.34, 8,031.63 and 3,792.58 is: 5,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.34 : 8,031.63 = 3,792.58 : x
  2. Step 2: Convert to fraction form
    5,360.34/8,031.63 = 3,792.58/x
  3. Step 3: Cross multiply
    5,360.34x = 8,031.63 × 3,792.58
  4. Step 4: Simplify right side
    5,360.34x = 30,460,593.45
  5. Step 5: Solve for x
    x = 30,460,593.45/5,360.34
  6. Step 6: Final answer
    x = 5,682.58

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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.