Home / 5,813.80-8,674.55-5,400.88

Finding the Fourth Proportional to 5,813.80, 8,674.55 and 5,400.88

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Solution

The fourth proportional to 5,813.80, 8,674.55 and 5,400.88 is: 8,058.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.80 : 8,674.55 = 5,400.88 : x
  2. Step 2: Convert to fraction form
    5,813.80/8,674.55 = 5,400.88/x
  3. Step 3: Cross multiply
    5,813.80x = 8,674.55 × 5,400.88
  4. Step 4: Simplify right side
    5,813.80x = 46,850,203.60
  5. Step 5: Solve for x
    x = 46,850,203.60/5,813.80
  6. Step 6: Final answer
    x = 8,058.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.