Home / 6,986.37-10,468.49-4,209.42

Finding the Fourth Proportional to 6,986.37, 10,468.49 and 4,209.42

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Solution

The fourth proportional to 6,986.37, 10,468.49 and 4,209.42 is: 6,307.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986.37 : 10,468.49 = 4,209.42 : x
  2. Step 2: Convert to fraction form
    6,986.37/10,468.49 = 4,209.42/x
  3. Step 3: Cross multiply
    6,986.37x = 10,468.49 × 4,209.42
  4. Step 4: Simplify right side
    6,986.37x = 44,066,250.13
  5. Step 5: Solve for x
    x = 44,066,250.13/6,986.37
  6. Step 6: Final answer
    x = 6,307.46

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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.