Home / 4,984.60-6,878.74-2,746.50

Finding the Fourth Proportional to 4,984.60, 6,878.74 and 2,746.50

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Solution

The fourth proportional to 4,984.60, 6,878.74 and 2,746.50 is: 3,790.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.60 : 6,878.74 = 2,746.50 : x
  2. Step 2: Convert to fraction form
    4,984.60/6,878.74 = 2,746.50/x
  3. Step 3: Cross multiply
    4,984.60x = 6,878.74 × 2,746.50
  4. Step 4: Simplify right side
    4,984.60x = 18,892,459.41
  5. Step 5: Solve for x
    x = 18,892,459.41/4,984.60
  6. Step 6: Final answer
    x = 3,790.17

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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.