Home / 9,240.14-12,751.51-5,261.27

Finding the Fourth Proportional to 9,240.14, 12,751.51 and 5,261.27

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Solution

The fourth proportional to 9,240.14, 12,751.51 and 5,261.27 is: 7,260.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.14 : 12,751.51 = 5,261.27 : x
  2. Step 2: Convert to fraction form
    9,240.14/12,751.51 = 5,261.27/x
  3. Step 3: Cross multiply
    9,240.14x = 12,751.51 × 5,261.27
  4. Step 4: Simplify right side
    9,240.14x = 67,089,137.02
  5. Step 5: Solve for x
    x = 67,089,137.02/9,240.14
  6. Step 6: Final answer
    x = 7,260.62

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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.