Home / 9,271.50-12,794.67-5,079.75

Finding the Fourth Proportional to 9,271.50, 12,794.67 and 5,079.75

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Solution

The fourth proportional to 9,271.50, 12,794.67 and 5,079.75 is: 7,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.50 : 12,794.67 = 5,079.75 : x
  2. Step 2: Convert to fraction form
    9,271.50/12,794.67 = 5,079.75/x
  3. Step 3: Cross multiply
    9,271.50x = 12,794.67 × 5,079.75
  4. Step 4: Simplify right side
    9,271.50x = 64,993,724.93
  5. Step 5: Solve for x
    x = 64,993,724.93/9,271.50
  6. Step 6: Final answer
    x = 7,010.06

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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.