Home / 9,860.27-14,725.40-8,771.63

Finding the Fourth Proportional to 9,860.27, 14,725.40 and 8,771.63

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Solution

The fourth proportional to 9,860.27, 14,725.40 and 8,771.63 is: 13,099.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.27 : 14,725.40 = 8,771.63 : x
  2. Step 2: Convert to fraction form
    9,860.27/14,725.40 = 8,771.63/x
  3. Step 3: Cross multiply
    9,860.27x = 14,725.40 × 8,771.63
  4. Step 4: Simplify right side
    9,860.27x = 129,165,642.92
  5. Step 5: Solve for x
    x = 129,165,642.92/9,860.27
  6. Step 6: Final answer
    x = 13,099.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.