Home / 5,482.32-8,224.20-2,885.40

Finding the Fourth Proportional to 5,482.32, 8,224.20 and 2,885.40

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Solution

The fourth proportional to 5,482.32, 8,224.20 and 2,885.40 is: 4,328.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.32 : 8,224.20 = 2,885.40 : x
  2. Step 2: Convert to fraction form
    5,482.32/8,224.20 = 2,885.40/x
  3. Step 3: Cross multiply
    5,482.32x = 8,224.20 × 2,885.40
  4. Step 4: Simplify right side
    5,482.32x = 23,730,106.68
  5. Step 5: Solve for x
    x = 23,730,106.68/5,482.32
  6. Step 6: Final answer
    x = 4,328.48

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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.