Home / 5,779.26-8,661.33-2,312.46

Finding the Fourth Proportional to 5,779.26, 8,661.33 and 2,312.46

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Solution

The fourth proportional to 5,779.26, 8,661.33 and 2,312.46 is: 3,465.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.26 : 8,661.33 = 2,312.46 : x
  2. Step 2: Convert to fraction form
    5,779.26/8,661.33 = 2,312.46/x
  3. Step 3: Cross multiply
    5,779.26x = 8,661.33 × 2,312.46
  4. Step 4: Simplify right side
    5,779.26x = 20,028,979.17
  5. Step 5: Solve for x
    x = 20,028,979.17/5,779.26
  6. Step 6: Final answer
    x = 3,465.67

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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.