Home / 9,271.10-12,794.46-5,079.36

Finding the Fourth Proportional to 9,271.10, 12,794.46 and 5,079.36

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Solution

The fourth proportional to 9,271.10, 12,794.46 and 5,079.36 is: 7,009.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.10 : 12,794.46 = 5,079.36 : x
  2. Step 2: Convert to fraction form
    9,271.10/12,794.46 = 5,079.36/x
  3. Step 3: Cross multiply
    9,271.10x = 12,794.46 × 5,079.36
  4. Step 4: Simplify right side
    9,271.10x = 64,987,668.35
  5. Step 5: Solve for x
    x = 64,987,668.35/9,271.10
  6. Step 6: Final answer
    x = 7,009.70

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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.