Home / 7,214.44-10,813.56-4,720.41

Finding the Fourth Proportional to 7,214.44, 10,813.56 and 4,720.41

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Solution

The fourth proportional to 7,214.44, 10,813.56 and 4,720.41 is: 7,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.44 : 10,813.56 = 4,720.41 : x
  2. Step 2: Convert to fraction form
    7,214.44/10,813.56 = 4,720.41/x
  3. Step 3: Cross multiply
    7,214.44x = 10,813.56 × 4,720.41
  4. Step 4: Simplify right side
    7,214.44x = 51,044,497.87
  5. Step 5: Solve for x
    x = 51,044,497.87/7,214.44
  6. Step 6: Final answer
    x = 7,075.32

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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.