Home / 9,313.88-12,853.26-5,064.98

Finding the Fourth Proportional to 9,313.88, 12,853.26 and 5,064.98

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Solution

The fourth proportional to 9,313.88, 12,853.26 and 5,064.98 is: 6,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.88 : 12,853.26 = 5,064.98 : x
  2. Step 2: Convert to fraction form
    9,313.88/12,853.26 = 5,064.98/x
  3. Step 3: Cross multiply
    9,313.88x = 12,853.26 × 5,064.98
  4. Step 4: Simplify right side
    9,313.88x = 65,101,504.83
  5. Step 5: Solve for x
    x = 65,101,504.83/9,313.88
  6. Step 6: Final answer
    x = 6,989.73

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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.