Home / 4,928.24-6,800.76-2,690.06

Finding the Fourth Proportional to 4,928.24, 6,800.76 and 2,690.06

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Solution

The fourth proportional to 4,928.24, 6,800.76 and 2,690.06 is: 3,712.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.24 : 6,800.76 = 2,690.06 : x
  2. Step 2: Convert to fraction form
    4,928.24/6,800.76 = 2,690.06/x
  3. Step 3: Cross multiply
    4,928.24x = 6,800.76 × 2,690.06
  4. Step 4: Simplify right side
    4,928.24x = 18,294,452.45
  5. Step 5: Solve for x
    x = 18,294,452.45/4,928.24
  6. Step 6: Final answer
    x = 3,712.17

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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.