Home / 8,544.95-12,813.57-3,612.05

Finding the Fourth Proportional to 8,544.95, 12,813.57 and 3,612.05

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Solution

The fourth proportional to 8,544.95, 12,813.57 and 3,612.05 is: 5,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.95 : 12,813.57 = 3,612.05 : x
  2. Step 2: Convert to fraction form
    8,544.95/12,813.57 = 3,612.05/x
  3. Step 3: Cross multiply
    8,544.95x = 12,813.57 × 3,612.05
  4. Step 4: Simplify right side
    8,544.95x = 46,283,255.52
  5. Step 5: Solve for x
    x = 46,283,255.52/8,544.95
  6. Step 6: Final answer
    x = 5,416.45

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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.