Home / 8,708.41-13,062.61-3,513.07

Finding the Fourth Proportional to 8,708.41, 13,062.61 and 3,513.07

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Solution

The fourth proportional to 8,708.41, 13,062.61 and 3,513.07 is: 5,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.41 : 13,062.61 = 3,513.07 : x
  2. Step 2: Convert to fraction form
    8,708.41/13,062.61 = 3,513.07/x
  3. Step 3: Cross multiply
    8,708.41x = 13,062.61 × 3,513.07
  4. Step 4: Simplify right side
    8,708.41x = 45,889,798.00
  5. Step 5: Solve for x
    x = 45,889,798.00/8,708.41
  6. Step 6: Final answer
    x = 5,269.60

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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.