Home / 9,128.56-12,594.03-6,744.27

Finding the Fourth Proportional to 9,128.56, 12,594.03 and 6,744.27

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Solution

The fourth proportional to 9,128.56, 12,594.03 and 6,744.27 is: 9,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.56 : 12,594.03 = 6,744.27 : x
  2. Step 2: Convert to fraction form
    9,128.56/12,594.03 = 6,744.27/x
  3. Step 3: Cross multiply
    9,128.56x = 12,594.03 × 6,744.27
  4. Step 4: Simplify right side
    9,128.56x = 84,937,563.16
  5. Step 5: Solve for x
    x = 84,937,563.16/9,128.56
  6. Step 6: Final answer
    x = 9,304.60

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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.