Home / 7,561.70-10,435.76-4,205.60

Finding the Fourth Proportional to 7,561.70, 10,435.76 and 4,205.60

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Solution

The fourth proportional to 7,561.70, 10,435.76 and 4,205.60 is: 5,804.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.70 : 10,435.76 = 4,205.60 : x
  2. Step 2: Convert to fraction form
    7,561.70/10,435.76 = 4,205.60/x
  3. Step 3: Cross multiply
    7,561.70x = 10,435.76 × 4,205.60
  4. Step 4: Simplify right side
    7,561.70x = 43,888,632.26
  5. Step 5: Solve for x
    x = 43,888,632.26/7,561.70
  6. Step 6: Final answer
    x = 5,804.07

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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.