Home / 4,886.64-7,328.46-1,766.26

Finding the Fourth Proportional to 4,886.64, 7,328.46 and 1,766.26

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Solution

The fourth proportional to 4,886.64, 7,328.46 and 1,766.26 is: 2,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.64 : 7,328.46 = 1,766.26 : x
  2. Step 2: Convert to fraction form
    4,886.64/7,328.46 = 1,766.26/x
  3. Step 3: Cross multiply
    4,886.64x = 7,328.46 × 1,766.26
  4. Step 4: Simplify right side
    4,886.64x = 12,943,965.76
  5. Step 5: Solve for x
    x = 12,943,965.76/4,886.64
  6. Step 6: Final answer
    x = 2,648.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.