Home / 4,904.60-6,768.35-2,666.49

Finding the Fourth Proportional to 4,904.60, 6,768.35 and 2,666.49

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Solution

The fourth proportional to 4,904.60, 6,768.35 and 2,666.49 is: 3,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.60 : 6,768.35 = 2,666.49 : x
  2. Step 2: Convert to fraction form
    4,904.60/6,768.35 = 2,666.49/x
  3. Step 3: Cross multiply
    4,904.60x = 6,768.35 × 2,666.49
  4. Step 4: Simplify right side
    4,904.60x = 18,047,724.26
  5. Step 5: Solve for x
    x = 18,047,724.26/4,904.60
  6. Step 6: Final answer
    x = 3,679.76

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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.