Home / 5,853.23-8,779.86-2,390.48

Finding the Fourth Proportional to 5,853.23, 8,779.86 and 2,390.48

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Solution

The fourth proportional to 5,853.23, 8,779.86 and 2,390.48 is: 3,585.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.23 : 8,779.86 = 2,390.48 : x
  2. Step 2: Convert to fraction form
    5,853.23/8,779.86 = 2,390.48/x
  3. Step 3: Cross multiply
    5,853.23x = 8,779.86 × 2,390.48
  4. Step 4: Simplify right side
    5,853.23x = 20,988,118.14
  5. Step 5: Solve for x
    x = 20,988,118.14/5,853.23
  6. Step 6: Final answer
    x = 3,585.73

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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.