Home / 8,740.37-13,098.81-4,291.24

Finding the Fourth Proportional to 8,740.37, 13,098.81 and 4,291.24

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Solution

The fourth proportional to 8,740.37, 13,098.81 and 4,291.24 is: 6,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.37 : 13,098.81 = 4,291.24 : x
  2. Step 2: Convert to fraction form
    8,740.37/13,098.81 = 4,291.24/x
  3. Step 3: Cross multiply
    8,740.37x = 13,098.81 × 4,291.24
  4. Step 4: Simplify right side
    8,740.37x = 56,210,104.68
  5. Step 5: Solve for x
    x = 56,210,104.68/8,740.37
  6. Step 6: Final answer
    x = 6,431.09

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1.5x scale

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.