Home / 4,770.60-6,583.02-2,781.35

Finding the Fourth Proportional to 4,770.60, 6,583.02 and 2,781.35

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Solution

The fourth proportional to 4,770.60, 6,583.02 and 2,781.35 is: 3,838.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.60 : 6,583.02 = 2,781.35 : x
  2. Step 2: Convert to fraction form
    4,770.60/6,583.02 = 2,781.35/x
  3. Step 3: Cross multiply
    4,770.60x = 6,583.02 × 2,781.35
  4. Step 4: Simplify right side
    4,770.60x = 18,309,649.76
  5. Step 5: Solve for x
    x = 18,309,649.76/4,770.60
  6. Step 6: Final answer
    x = 3,838.02

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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.