Home / 3,688.07-5,088.94-2,195.93

Finding the Fourth Proportional to 3,688.07, 5,088.94 and 2,195.93

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Solution

The fourth proportional to 3,688.07, 5,088.94 and 2,195.93 is: 3,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.07 : 5,088.94 = 2,195.93 : x
  2. Step 2: Convert to fraction form
    3,688.07/5,088.94 = 2,195.93/x
  3. Step 3: Cross multiply
    3,688.07x = 5,088.94 × 2,195.93
  4. Step 4: Simplify right side
    3,688.07x = 11,174,963.25
  5. Step 5: Solve for x
    x = 11,174,963.25/3,688.07
  6. Step 6: Final answer
    x = 3,030.03

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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.