Home / 8,074.99-12,113.43-2,528.25

Finding the Fourth Proportional to 8,074.99, 12,113.43 and 2,528.25

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Solution

The fourth proportional to 8,074.99, 12,113.43 and 2,528.25 is: 3,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.99 : 12,113.43 = 2,528.25 : x
  2. Step 2: Convert to fraction form
    8,074.99/12,113.43 = 2,528.25/x
  3. Step 3: Cross multiply
    8,074.99x = 12,113.43 × 2,528.25
  4. Step 4: Simplify right side
    8,074.99x = 30,625,779.40
  5. Step 5: Solve for x
    x = 30,625,779.40/8,074.99
  6. Step 6: Final answer
    x = 3,792.67

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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.