Home / 3,514.16-5,271.84-1,323.20

Finding the Fourth Proportional to 3,514.16, 5,271.84 and 1,323.20

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Solution

The fourth proportional to 3,514.16, 5,271.84 and 1,323.20 is: 1,985.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.16 : 5,271.84 = 1,323.20 : x
  2. Step 2: Convert to fraction form
    3,514.16/5,271.84 = 1,323.20/x
  3. Step 3: Cross multiply
    3,514.16x = 5,271.84 × 1,323.20
  4. Step 4: Simplify right side
    3,514.16x = 6,975,698.69
  5. Step 5: Solve for x
    x = 6,975,698.69/3,514.16
  6. Step 6: Final answer
    x = 1,985.03

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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.