Home / 5,056.68-6,977.59-2,818.39

Finding the Fourth Proportional to 5,056.68, 6,977.59 and 2,818.39

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Solution

The fourth proportional to 5,056.68, 6,977.59 and 2,818.39 is: 3,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.68 : 6,977.59 = 2,818.39 : x
  2. Step 2: Convert to fraction form
    5,056.68/6,977.59 = 2,818.39/x
  3. Step 3: Cross multiply
    5,056.68x = 6,977.59 × 2,818.39
  4. Step 4: Simplify right side
    5,056.68x = 19,665,569.88
  5. Step 5: Solve for x
    x = 19,665,569.88/5,056.68
  6. Step 6: Final answer
    x = 3,889.03

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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.