Home / 5,064.85-6,989.79-2,826.82

Finding the Fourth Proportional to 5,064.85, 6,989.79 and 2,826.82

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Solution

The fourth proportional to 5,064.85, 6,989.79 and 2,826.82 is: 3,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.85 : 6,989.79 = 2,826.82 : x
  2. Step 2: Convert to fraction form
    5,064.85/6,989.79 = 2,826.82/x
  3. Step 3: Cross multiply
    5,064.85x = 6,989.79 × 2,826.82
  4. Step 4: Simplify right side
    5,064.85x = 19,758,878.17
  5. Step 5: Solve for x
    x = 19,758,878.17/5,064.85
  6. Step 6: Final answer
    x = 3,901.18

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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.