Home / 4,088.91-6,133.38-2,140.05

Finding the Fourth Proportional to 4,088.91, 6,133.38 and 2,140.05

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Solution

The fourth proportional to 4,088.91, 6,133.38 and 2,140.05 is: 3,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.91 : 6,133.38 = 2,140.05 : x
  2. Step 2: Convert to fraction form
    4,088.91/6,133.38 = 2,140.05/x
  3. Step 3: Cross multiply
    4,088.91x = 6,133.38 × 2,140.05
  4. Step 4: Simplify right side
    4,088.91x = 13,125,739.87
  5. Step 5: Solve for x
    x = 13,125,739.87/4,088.91
  6. Step 6: Final answer
    x = 3,210.08

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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.