Home / 5,056.23-6,977.76-2,818.58

Finding the Fourth Proportional to 5,056.23, 6,977.76 and 2,818.58

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Solution

The fourth proportional to 5,056.23, 6,977.76 and 2,818.58 is: 3,889.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.23 : 6,977.76 = 2,818.58 : x
  2. Step 2: Convert to fraction form
    5,056.23/6,977.76 = 2,818.58/x
  3. Step 3: Cross multiply
    5,056.23x = 6,977.76 × 2,818.58
  4. Step 4: Simplify right side
    5,056.23x = 19,667,329.32
  5. Step 5: Solve for x
    x = 19,667,329.32/5,056.23
  6. Step 6: Final answer
    x = 3,889.72

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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.