Home / 4,012.39-6,018.69-1,090.72

Finding the Fourth Proportional to 4,012.39, 6,018.69 and 1,090.72

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Solution

The fourth proportional to 4,012.39, 6,018.69 and 1,090.72 is: 1,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.39 : 6,018.69 = 1,090.72 : x
  2. Step 2: Convert to fraction form
    4,012.39/6,018.69 = 1,090.72/x
  3. Step 3: Cross multiply
    4,012.39x = 6,018.69 × 1,090.72
  4. Step 4: Simplify right side
    4,012.39x = 6,564,711.04
  5. Step 5: Solve for x
    x = 6,564,711.04/4,012.39
  6. Step 6: Final answer
    x = 1,636.11

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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.