Home / 4,718.90-6,511.65-2,729.41

Finding the Fourth Proportional to 4,718.90, 6,511.65 and 2,729.41

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Solution

The fourth proportional to 4,718.90, 6,511.65 and 2,729.41 is: 3,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.90 : 6,511.65 = 2,729.41 : x
  2. Step 2: Convert to fraction form
    4,718.90/6,511.65 = 2,729.41/x
  3. Step 3: Cross multiply
    4,718.90x = 6,511.65 × 2,729.41
  4. Step 4: Simplify right side
    4,718.90x = 17,772,962.63
  5. Step 5: Solve for x
    x = 17,772,962.63/4,718.90
  6. Step 6: Final answer
    x = 3,766.34

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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.