Home / 8,876.10-12,234.72-6,482.28

Finding the Fourth Proportional to 8,876.10, 12,234.72 and 6,482.28

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Solution

The fourth proportional to 8,876.10, 12,234.72 and 6,482.28 is: 8,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.10 : 12,234.72 = 6,482.28 : x
  2. Step 2: Convert to fraction form
    8,876.10/12,234.72 = 6,482.28/x
  3. Step 3: Cross multiply
    8,876.10x = 12,234.72 × 6,482.28
  4. Step 4: Simplify right side
    8,876.10x = 79,308,880.76
  5. Step 5: Solve for x
    x = 79,308,880.76/8,876.10
  6. Step 6: Final answer
    x = 8,935.10

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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.