Home / 4,013.56-6,018.13-1,239.47

Finding the Fourth Proportional to 4,013.56, 6,018.13 and 1,239.47

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Solution

The fourth proportional to 4,013.56, 6,018.13 and 1,239.47 is: 1,858.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.56 : 6,018.13 = 1,239.47 : x
  2. Step 2: Convert to fraction form
    4,013.56/6,018.13 = 1,239.47/x
  3. Step 3: Cross multiply
    4,013.56x = 6,018.13 × 1,239.47
  4. Step 4: Simplify right side
    4,013.56x = 7,459,291.59
  5. Step 5: Solve for x
    x = 7,459,291.59/4,013.56
  6. Step 6: Final answer
    x = 1,858.52

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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.