Home / 8,525.21-12,779.55-4,367.18

Finding the Fourth Proportional to 8,525.21, 12,779.55 and 4,367.18

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Solution

The fourth proportional to 8,525.21, 12,779.55 and 4,367.18 is: 6,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.21 : 12,779.55 = 4,367.18 : x
  2. Step 2: Convert to fraction form
    8,525.21/12,779.55 = 4,367.18/x
  3. Step 3: Cross multiply
    8,525.21x = 12,779.55 × 4,367.18
  4. Step 4: Simplify right side
    8,525.21x = 55,810,595.17
  5. Step 5: Solve for x
    x = 55,810,595.17/8,525.21
  6. Step 6: Final answer
    x = 6,546.54

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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.