Home / 5,561.40-8,342.26-1,862.94

Finding the Fourth Proportional to 5,561.40, 8,342.26 and 1,862.94

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Solution

The fourth proportional to 5,561.40, 8,342.26 and 1,862.94 is: 2,794.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.40 : 8,342.26 = 1,862.94 : x
  2. Step 2: Convert to fraction form
    5,561.40/8,342.26 = 1,862.94/x
  3. Step 3: Cross multiply
    5,561.40x = 8,342.26 × 1,862.94
  4. Step 4: Simplify right side
    5,561.40x = 15,541,129.84
  5. Step 5: Solve for x
    x = 15,541,129.84/5,561.40
  6. Step 6: Final answer
    x = 2,794.46

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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.