Home / 5,056.92-6,977.71-2,818.29

Finding the Fourth Proportional to 5,056.92, 6,977.71 and 2,818.29

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Solution

The fourth proportional to 5,056.92, 6,977.71 and 2,818.29 is: 3,888.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.92 : 6,977.71 = 2,818.29 : x
  2. Step 2: Convert to fraction form
    5,056.92/6,977.71 = 2,818.29/x
  3. Step 3: Cross multiply
    5,056.92x = 6,977.71 × 2,818.29
  4. Step 4: Simplify right side
    5,056.92x = 19,665,210.32
  5. Step 5: Solve for x
    x = 19,665,210.32/5,056.92
  6. Step 6: Final answer
    x = 3,888.77

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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.