Home / 6,453.10-9,681.26-1,836.10

Finding the Fourth Proportional to 6,453.10, 9,681.26 and 1,836.10

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Solution

The fourth proportional to 6,453.10, 9,681.26 and 1,836.10 is: 2,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.10 : 9,681.26 = 1,836.10 : x
  2. Step 2: Convert to fraction form
    6,453.10/9,681.26 = 1,836.10/x
  3. Step 3: Cross multiply
    6,453.10x = 9,681.26 × 1,836.10
  4. Step 4: Simplify right side
    6,453.10x = 17,775,761.49
  5. Step 5: Solve for x
    x = 17,775,761.49/6,453.10
  6. Step 6: Final answer
    x = 2,754.61

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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.