Home / 4,984.77-6,878.70-2,746.22

Finding the Fourth Proportional to 4,984.77, 6,878.70 and 2,746.22

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Solution

The fourth proportional to 4,984.77, 6,878.70 and 2,746.22 is: 3,789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.77 : 6,878.70 = 2,746.22 : x
  2. Step 2: Convert to fraction form
    4,984.77/6,878.70 = 2,746.22/x
  3. Step 3: Cross multiply
    4,984.77x = 6,878.70 × 2,746.22
  4. Step 4: Simplify right side
    4,984.77x = 18,890,423.51
  5. Step 5: Solve for x
    x = 18,890,423.51/4,984.77
  6. Step 6: Final answer
    x = 3,789.63

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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.