Home / 7,259.21-10,893.67-2,642.21

Finding the Fourth Proportional to 7,259.21, 10,893.67 and 2,642.21

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Solution

The fourth proportional to 7,259.21, 10,893.67 and 2,642.21 is: 3,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.21 : 10,893.67 = 2,642.21 : x
  2. Step 2: Convert to fraction form
    7,259.21/10,893.67 = 2,642.21/x
  3. Step 3: Cross multiply
    7,259.21x = 10,893.67 × 2,642.21
  4. Step 4: Simplify right side
    7,259.21x = 28,783,343.59
  5. Step 5: Solve for x
    x = 28,783,343.59/7,259.21
  6. Step 6: Final answer
    x = 3,965.08

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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.