Home / 3,386.13-5,081.63-2,088.51

Finding the Fourth Proportional to 3,386.13, 5,081.63 and 2,088.51

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Solution

The fourth proportional to 3,386.13, 5,081.63 and 2,088.51 is: 3,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.13 : 5,081.63 = 2,088.51 : x
  2. Step 2: Convert to fraction form
    3,386.13/5,081.63 = 2,088.51/x
  3. Step 3: Cross multiply
    3,386.13x = 5,081.63 × 2,088.51
  4. Step 4: Simplify right side
    3,386.13x = 10,613,024.63
  5. Step 5: Solve for x
    x = 10,613,024.63/3,386.13
  6. Step 6: Final answer
    x = 3,134.26

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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.