Home / 3,271.17-4,514.09-1,779.06

Finding the Fourth Proportional to 3,271.17, 4,514.09 and 1,779.06

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Solution

The fourth proportional to 3,271.17, 4,514.09 and 1,779.06 is: 2,455.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.17 : 4,514.09 = 1,779.06 : x
  2. Step 2: Convert to fraction form
    3,271.17/4,514.09 = 1,779.06/x
  3. Step 3: Cross multiply
    3,271.17x = 4,514.09 × 1,779.06
  4. Step 4: Simplify right side
    3,271.17x = 8,030,828.06
  5. Step 5: Solve for x
    x = 8,030,828.06/3,271.17
  6. Step 6: Final answer
    x = 2,455.03

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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.