Home / 8,445.32-12,674.46-3,519.08

Finding the Fourth Proportional to 8,445.32, 12,674.46 and 3,519.08

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Solution

The fourth proportional to 8,445.32, 12,674.46 and 3,519.08 is: 5,281.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.32 : 12,674.46 = 3,519.08 : x
  2. Step 2: Convert to fraction form
    8,445.32/12,674.46 = 3,519.08/x
  3. Step 3: Cross multiply
    8,445.32x = 12,674.46 × 3,519.08
  4. Step 4: Simplify right side
    8,445.32x = 44,602,438.70
  5. Step 5: Solve for x
    x = 44,602,438.70/8,445.32
  6. Step 6: Final answer
    x = 5,281.32

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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.