Home / 4,903.60-6,766.30-2,913.43

Finding the Fourth Proportional to 4,903.60, 6,766.30 and 2,913.43

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Solution

The fourth proportional to 4,903.60, 6,766.30 and 2,913.43 is: 4,020.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.60 : 6,766.30 = 2,913.43 : x
  2. Step 2: Convert to fraction form
    4,903.60/6,766.30 = 2,913.43/x
  3. Step 3: Cross multiply
    4,903.60x = 6,766.30 × 2,913.43
  4. Step 4: Simplify right side
    4,903.60x = 19,713,141.41
  5. Step 5: Solve for x
    x = 19,713,141.41/4,903.60
  6. Step 6: Final answer
    x = 4,020.14

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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.