Home / 7,026.88-10,531.60-4,684.80

Finding the Fourth Proportional to 7,026.88, 10,531.60 and 4,684.80

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Solution

The fourth proportional to 7,026.88, 10,531.60 and 4,684.80 is: 7,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.88 : 10,531.60 = 4,684.80 : x
  2. Step 2: Convert to fraction form
    7,026.88/10,531.60 = 4,684.80/x
  3. Step 3: Cross multiply
    7,026.88x = 10,531.60 × 4,684.80
  4. Step 4: Simplify right side
    7,026.88x = 49,338,439.68
  5. Step 5: Solve for x
    x = 49,338,439.68/7,026.88
  6. Step 6: Final answer
    x = 7,021.39

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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.