Home / 3,271.13-4,514.18-1,779.04

Finding the Fourth Proportional to 3,271.13, 4,514.18 and 1,779.04

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Solution

The fourth proportional to 3,271.13, 4,514.18 and 1,779.04 is: 2,455.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.13 : 4,514.18 = 1,779.04 : x
  2. Step 2: Convert to fraction form
    3,271.13/4,514.18 = 1,779.04/x
  3. Step 3: Cross multiply
    3,271.13x = 4,514.18 × 1,779.04
  4. Step 4: Simplify right side
    3,271.13x = 8,030,897.89
  5. Step 5: Solve for x
    x = 8,030,897.89/3,271.13
  6. Step 6: Final answer
    x = 2,455.08

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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.