Home / 7,259.43-10,890.09-2,065.44

Finding the Fourth Proportional to 7,259.43, 10,890.09 and 2,065.44

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Solution

The fourth proportional to 7,259.43, 10,890.09 and 2,065.44 is: 3,098.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.43 : 10,890.09 = 2,065.44 : x
  2. Step 2: Convert to fraction form
    7,259.43/10,890.09 = 2,065.44/x
  3. Step 3: Cross multiply
    7,259.43x = 10,890.09 × 2,065.44
  4. Step 4: Simplify right side
    7,259.43x = 22,492,827.49
  5. Step 5: Solve for x
    x = 22,492,827.49/7,259.43
  6. Step 6: Final answer
    x = 3,098.43

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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.