Home / 6,913.14-10,369.75-1,719.01

Finding the Fourth Proportional to 6,913.14, 10,369.75 and 1,719.01

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Solution

The fourth proportional to 6,913.14, 10,369.75 and 1,719.01 is: 2,578.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.14 : 10,369.75 = 1,719.01 : x
  2. Step 2: Convert to fraction form
    6,913.14/10,369.75 = 1,719.01/x
  3. Step 3: Cross multiply
    6,913.14x = 10,369.75 × 1,719.01
  4. Step 4: Simplify right side
    6,913.14x = 17,825,709.39
  5. Step 5: Solve for x
    x = 17,825,709.39/6,913.14
  6. Step 6: Final answer
    x = 2,578.53

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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.