Home / 3,810.14-5,258.81-2,318.53

Finding the Fourth Proportional to 3,810.14, 5,258.81 and 2,318.53

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Solution

The fourth proportional to 3,810.14, 5,258.81 and 2,318.53 is: 3,200.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.14 : 5,258.81 = 2,318.53 : x
  2. Step 2: Convert to fraction form
    3,810.14/5,258.81 = 2,318.53/x
  3. Step 3: Cross multiply
    3,810.14x = 5,258.81 × 2,318.53
  4. Step 4: Simplify right side
    3,810.14x = 12,192,709.53
  5. Step 5: Solve for x
    x = 12,192,709.53/3,810.14
  6. Step 6: Final answer
    x = 3,200.07

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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.