Home / 7,822.62-10,795.02-4,285.80

Finding the Fourth Proportional to 7,822.62, 10,795.02 and 4,285.80

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Solution

The fourth proportional to 7,822.62, 10,795.02 and 4,285.80 is: 5,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.62 : 10,795.02 = 4,285.80 : x
  2. Step 2: Convert to fraction form
    7,822.62/10,795.02 = 4,285.80/x
  3. Step 3: Cross multiply
    7,822.62x = 10,795.02 × 4,285.80
  4. Step 4: Simplify right side
    7,822.62x = 46,265,296.72
  5. Step 5: Solve for x
    x = 46,265,296.72/7,822.62
  6. Step 6: Final answer
    x = 5,914.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.