Home / 4,768.60-6,580.38-2,672.68

Finding the Fourth Proportional to 4,768.60, 6,580.38 and 2,672.68

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Solution

The fourth proportional to 4,768.60, 6,580.38 and 2,672.68 is: 3,688.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.60 : 6,580.38 = 2,672.68 : x
  2. Step 2: Convert to fraction form
    4,768.60/6,580.38 = 2,672.68/x
  3. Step 3: Cross multiply
    4,768.60x = 6,580.38 × 2,672.68
  4. Step 4: Simplify right side
    4,768.60x = 17,587,250.02
  5. Step 5: Solve for x
    x = 17,587,250.02/4,768.60
  6. Step 6: Final answer
    x = 3,688.14

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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.