Home / 6,187.80-9,269.55-5,750.40

Finding the Fourth Proportional to 6,187.80, 9,269.55 and 5,750.40

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Solution

The fourth proportional to 6,187.80, 9,269.55 and 5,750.40 is: 8,614.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.80 : 9,269.55 = 5,750.40 : x
  2. Step 2: Convert to fraction form
    6,187.80/9,269.55 = 5,750.40/x
  3. Step 3: Cross multiply
    6,187.80x = 9,269.55 × 5,750.40
  4. Step 4: Simplify right side
    6,187.80x = 53,303,620.32
  5. Step 5: Solve for x
    x = 53,303,620.32/6,187.80
  6. Step 6: Final answer
    x = 8,614.31

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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.