Home / 9,387.09-14,080.63-2,813.27

Finding the Fourth Proportional to 9,387.09, 14,080.63 and 2,813.27

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Solution

The fourth proportional to 9,387.09, 14,080.63 and 2,813.27 is: 4,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.09 : 14,080.63 = 2,813.27 : x
  2. Step 2: Convert to fraction form
    9,387.09/14,080.63 = 2,813.27/x
  3. Step 3: Cross multiply
    9,387.09x = 14,080.63 × 2,813.27
  4. Step 4: Simplify right side
    9,387.09x = 39,612,613.96
  5. Step 5: Solve for x
    x = 39,612,613.96/9,387.09
  6. Step 6: Final answer
    x = 4,219.91

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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.