Home / 7,271.12-10,907.73-2,339.12

Finding the Fourth Proportional to 7,271.12, 10,907.73 and 2,339.12

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Solution

The fourth proportional to 7,271.12, 10,907.73 and 2,339.12 is: 3,509.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.12 : 10,907.73 = 2,339.12 : x
  2. Step 2: Convert to fraction form
    7,271.12/10,907.73 = 2,339.12/x
  3. Step 3: Cross multiply
    7,271.12x = 10,907.73 × 2,339.12
  4. Step 4: Simplify right side
    7,271.12x = 25,514,516.67
  5. Step 5: Solve for x
    x = 25,514,516.67/7,271.12
  6. Step 6: Final answer
    x = 3,509.02

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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.