Home / 3,688.52-5,089.70-2,094.59

Finding the Fourth Proportional to 3,688.52, 5,089.70 and 2,094.59

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Solution

The fourth proportional to 3,688.52, 5,089.70 and 2,094.59 is: 2,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.52 : 5,089.70 = 2,094.59 : x
  2. Step 2: Convert to fraction form
    3,688.52/5,089.70 = 2,094.59/x
  3. Step 3: Cross multiply
    3,688.52x = 5,089.70 × 2,094.59
  4. Step 4: Simplify right side
    3,688.52x = 10,660,852.68
  5. Step 5: Solve for x
    x = 10,660,852.68/3,688.52
  6. Step 6: Final answer
    x = 2,890.28

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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.