Home / 7,841.63-10,818.81-4,482.07

Finding the Fourth Proportional to 7,841.63, 10,818.81 and 4,482.07

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Solution

The fourth proportional to 7,841.63, 10,818.81 and 4,482.07 is: 6,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.63 : 10,818.81 = 4,482.07 : x
  2. Step 2: Convert to fraction form
    7,841.63/10,818.81 = 4,482.07/x
  3. Step 3: Cross multiply
    7,841.63x = 10,818.81 × 4,482.07
  4. Step 4: Simplify right side
    7,841.63x = 48,490,694.07
  5. Step 5: Solve for x
    x = 48,490,694.07/7,841.63
  6. Step 6: Final answer
    x = 6,183.75

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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.