Home / 6,270.48-8,653.21-3,438.01

Finding the Fourth Proportional to 6,270.48, 8,653.21 and 3,438.01

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Solution

The fourth proportional to 6,270.48, 8,653.21 and 3,438.01 is: 4,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.48 : 8,653.21 = 3,438.01 : x
  2. Step 2: Convert to fraction form
    6,270.48/8,653.21 = 3,438.01/x
  3. Step 3: Cross multiply
    6,270.48x = 8,653.21 × 3,438.01
  4. Step 4: Simplify right side
    6,270.48x = 29,749,822.51
  5. Step 5: Solve for x
    x = 29,749,822.51/6,270.48
  6. Step 6: Final answer
    x = 4,744.43

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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.