Home / 8,431.41-12,652.76-3,501.06

Finding the Fourth Proportional to 8,431.41, 12,652.76 and 3,501.06

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Solution

The fourth proportional to 8,431.41, 12,652.76 and 3,501.06 is: 5,253.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431.41 : 12,652.76 = 3,501.06 : x
  2. Step 2: Convert to fraction form
    8,431.41/12,652.76 = 3,501.06/x
  3. Step 3: Cross multiply
    8,431.41x = 12,652.76 × 3,501.06
  4. Step 4: Simplify right side
    8,431.41x = 44,298,033.23
  5. Step 5: Solve for x
    x = 44,298,033.23/8,431.41
  6. Step 6: Final answer
    x = 5,253.93

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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.