Home / 9,271.03-12,794.34-5,079.28

Finding the Fourth Proportional to 9,271.03, 12,794.34 and 5,079.28

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Solution

The fourth proportional to 9,271.03, 12,794.34 and 5,079.28 is: 7,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.03 : 12,794.34 = 5,079.28 : x
  2. Step 2: Convert to fraction form
    9,271.03/12,794.34 = 5,079.28/x
  3. Step 3: Cross multiply
    9,271.03x = 12,794.34 × 5,079.28
  4. Step 4: Simplify right side
    9,271.03x = 64,986,035.28
  5. Step 5: Solve for x
    x = 64,986,035.28/9,271.03
  6. Step 6: Final answer
    x = 7,009.58

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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.