Home / 4,013.54-6,018.10-1,239.45

Finding the Fourth Proportional to 4,013.54, 6,018.10 and 1,239.45

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Solution

The fourth proportional to 4,013.54, 6,018.10 and 1,239.45 is: 1,858.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.54 : 6,018.10 = 1,239.45 : x
  2. Step 2: Convert to fraction form
    4,013.54/6,018.10 = 1,239.45/x
  3. Step 3: Cross multiply
    4,013.54x = 6,018.10 × 1,239.45
  4. Step 4: Simplify right side
    4,013.54x = 7,459,108.38
  5. Step 5: Solve for x
    x = 7,459,108.38/4,013.54
  6. Step 6: Final answer
    x = 1,858.49

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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.