Home / 9,157.56-13,727.06-3,608.74

Finding the Fourth Proportional to 9,157.56, 13,727.06 and 3,608.74

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Solution

The fourth proportional to 9,157.56, 13,727.06 and 3,608.74 is: 5,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157.56 : 13,727.06 = 3,608.74 : x
  2. Step 2: Convert to fraction form
    9,157.56/13,727.06 = 3,608.74/x
  3. Step 3: Cross multiply
    9,157.56x = 13,727.06 × 3,608.74
  4. Step 4: Simplify right side
    9,157.56x = 49,537,390.50
  5. Step 5: Solve for x
    x = 49,537,390.50/9,157.56
  6. Step 6: Final answer
    x = 5,409.45

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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.