Home / 6,325.08-8,728.38-3,492.40

Finding the Fourth Proportional to 6,325.08, 8,728.38 and 3,492.40

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Solution

The fourth proportional to 6,325.08, 8,728.38 and 3,492.40 is: 4,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.08 : 8,728.38 = 3,492.40 : x
  2. Step 2: Convert to fraction form
    6,325.08/8,728.38 = 3,492.40/x
  3. Step 3: Cross multiply
    6,325.08x = 8,728.38 × 3,492.40
  4. Step 4: Simplify right side
    6,325.08x = 30,482,994.31
  5. Step 5: Solve for x
    x = 30,482,994.31/6,325.08
  6. Step 6: Final answer
    x = 4,819.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.