Home / 5,800.41-8,004.57-3,147.81

Finding the Fourth Proportional to 5,800.41, 8,004.57 and 3,147.81

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Solution

The fourth proportional to 5,800.41, 8,004.57 and 3,147.81 is: 4,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.41 : 8,004.57 = 3,147.81 : x
  2. Step 2: Convert to fraction form
    5,800.41/8,004.57 = 3,147.81/x
  3. Step 3: Cross multiply
    5,800.41x = 8,004.57 × 3,147.81
  4. Step 4: Simplify right side
    5,800.41x = 25,196,886.40
  5. Step 5: Solve for x
    x = 25,196,886.40/5,800.41
  6. Step 6: Final answer
    x = 4,343.98

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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.