Home / 5,056.17-6,977.52-2,818.05

Finding the Fourth Proportional to 5,056.17, 6,977.52 and 2,818.05

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Solution

The fourth proportional to 5,056.17, 6,977.52 and 2,818.05 is: 3,888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.17 : 6,977.52 = 2,818.05 : x
  2. Step 2: Convert to fraction form
    5,056.17/6,977.52 = 2,818.05/x
  3. Step 3: Cross multiply
    5,056.17x = 6,977.52 × 2,818.05
  4. Step 4: Simplify right side
    5,056.17x = 19,663,000.24
  5. Step 5: Solve for x
    x = 19,663,000.24/5,056.17
  6. Step 6: Final answer
    x = 3,888.91

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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.