Home / 6,913.49-10,370.30-1,719.36

Finding the Fourth Proportional to 6,913.49, 10,370.30 and 1,719.36

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Solution

The fourth proportional to 6,913.49, 10,370.30 and 1,719.36 is: 2,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.49 : 10,370.30 = 1,719.36 : x
  2. Step 2: Convert to fraction form
    6,913.49/10,370.30 = 1,719.36/x
  3. Step 3: Cross multiply
    6,913.49x = 10,370.30 × 1,719.36
  4. Step 4: Simplify right side
    6,913.49x = 17,830,270.41
  5. Step 5: Solve for x
    x = 17,830,270.41/6,913.49
  6. Step 6: Final answer
    x = 2,579.06

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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.