Home / 8,518.12-12,775.26-2,362.60

Finding the Fourth Proportional to 8,518.12, 12,775.26 and 2,362.60

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Solution

The fourth proportional to 8,518.12, 12,775.26 and 2,362.60 is: 3,543.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518.12 : 12,775.26 = 2,362.60 : x
  2. Step 2: Convert to fraction form
    8,518.12/12,775.26 = 2,362.60/x
  3. Step 3: Cross multiply
    8,518.12x = 12,775.26 × 2,362.60
  4. Step 4: Simplify right side
    8,518.12x = 30,182,829.28
  5. Step 5: Solve for x
    x = 30,182,829.28/8,518.12
  6. Step 6: Final answer
    x = 3,543.37

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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.