Home / 9,620.22-13,271.34-6,261.81

Finding the Fourth Proportional to 9,620.22, 13,271.34 and 6,261.81

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Solution

The fourth proportional to 9,620.22, 13,271.34 and 6,261.81 is: 8,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.22 : 13,271.34 = 6,261.81 : x
  2. Step 2: Convert to fraction form
    9,620.22/13,271.34 = 6,261.81/x
  3. Step 3: Cross multiply
    9,620.22x = 13,271.34 × 6,261.81
  4. Step 4: Simplify right side
    9,620.22x = 83,102,583.24
  5. Step 5: Solve for x
    x = 83,102,583.24/9,620.22
  6. Step 6: Final answer
    x = 8,638.33

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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.