Home / 9,853.91-13,589.53-6,316.44

Finding the Fourth Proportional to 9,853.91, 13,589.53 and 6,316.44

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Solution

The fourth proportional to 9,853.91, 13,589.53 and 6,316.44 is: 8,711.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.91 : 13,589.53 = 6,316.44 : x
  2. Step 2: Convert to fraction form
    9,853.91/13,589.53 = 6,316.44/x
  3. Step 3: Cross multiply
    9,853.91x = 13,589.53 × 6,316.44
  4. Step 4: Simplify right side
    9,853.91x = 85,837,450.87
  5. Step 5: Solve for x
    x = 85,837,450.87/9,853.91
  6. Step 6: Final answer
    x = 8,711.00

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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.