Home / 4,886.60-6,743.28-2,762.18

Finding the Fourth Proportional to 4,886.60, 6,743.28 and 2,762.18

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Solution

The fourth proportional to 4,886.60, 6,743.28 and 2,762.18 is: 3,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.60 : 6,743.28 = 2,762.18 : x
  2. Step 2: Convert to fraction form
    4,886.60/6,743.28 = 2,762.18/x
  3. Step 3: Cross multiply
    4,886.60x = 6,743.28 × 2,762.18
  4. Step 4: Simplify right side
    4,886.60x = 18,626,153.15
  5. Step 5: Solve for x
    x = 18,626,153.15/4,886.60
  6. Step 6: Final answer
    x = 3,811.68

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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.