Home / 7,152.06-10,730.52-2,222.40

Finding the Fourth Proportional to 7,152.06, 10,730.52 and 2,222.40

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Solution

The fourth proportional to 7,152.06, 10,730.52 and 2,222.40 is: 3,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152.06 : 10,730.52 = 2,222.40 : x
  2. Step 2: Convert to fraction form
    7,152.06/10,730.52 = 2,222.40/x
  3. Step 3: Cross multiply
    7,152.06x = 10,730.52 × 2,222.40
  4. Step 4: Simplify right side
    7,152.06x = 23,847,507.65
  5. Step 5: Solve for x
    x = 23,847,507.65/7,152.06
  6. Step 6: Final answer
    x = 3,334.36

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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.