Home / 2,673.46-3,690.39-2,393.20

Finding the Fourth Proportional to 2,673.46, 3,690.39 and 2,393.20

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Solution

The fourth proportional to 2,673.46, 3,690.39 and 2,393.20 is: 3,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.46 : 3,690.39 = 2,393.20 : x
  2. Step 2: Convert to fraction form
    2,673.46/3,690.39 = 2,393.20/x
  3. Step 3: Cross multiply
    2,673.46x = 3,690.39 × 2,393.20
  4. Step 4: Simplify right side
    2,673.46x = 8,831,834.18
  5. Step 5: Solve for x
    x = 8,831,834.18/2,673.46
  6. Step 6: Final answer
    x = 3,303.53

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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.