Home / 5,119.29-7,066.85-3,256.29

Finding the Fourth Proportional to 5,119.29, 7,066.85 and 3,256.29

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Solution

The fourth proportional to 5,119.29, 7,066.85 and 3,256.29 is: 4,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.29 : 7,066.85 = 3,256.29 : x
  2. Step 2: Convert to fraction form
    5,119.29/7,066.85 = 3,256.29/x
  3. Step 3: Cross multiply
    5,119.29x = 7,066.85 × 3,256.29
  4. Step 4: Simplify right side
    5,119.29x = 23,011,696.71
  5. Step 5: Solve for x
    x = 23,011,696.71/5,119.29
  6. Step 6: Final answer
    x = 4,495.10

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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.