Home / 1,674.59-2,313.81-1,615.46

Finding the Fourth Proportional to 1,674.59, 2,313.81 and 1,615.46

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Solution

The fourth proportional to 1,674.59, 2,313.81 and 1,615.46 is: 2,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.59 : 2,313.81 = 1,615.46 : x
  2. Step 2: Convert to fraction form
    1,674.59/2,313.81 = 1,615.46/x
  3. Step 3: Cross multiply
    1,674.59x = 2,313.81 × 1,615.46
  4. Step 4: Simplify right side
    1,674.59x = 3,737,855.93
  5. Step 5: Solve for x
    x = 3,737,855.93/1,674.59
  6. Step 6: Final answer
    x = 2,232.11

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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.