Home / 2,318.94-3,477.31-1,345.34

Finding the Fourth Proportional to 2,318.94, 3,477.31 and 1,345.34

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Solution

The fourth proportional to 2,318.94, 3,477.31 and 1,345.34 is: 2,017.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.94 : 3,477.31 = 1,345.34 : x
  2. Step 2: Convert to fraction form
    2,318.94/3,477.31 = 1,345.34/x
  3. Step 3: Cross multiply
    2,318.94x = 3,477.31 × 1,345.34
  4. Step 4: Simplify right side
    2,318.94x = 4,678,164.24
  5. Step 5: Solve for x
    x = 4,678,164.24/2,318.94
  6. Step 6: Final answer
    x = 2,017.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.