Home / 4,005.10-6,007.59-1,812.28

Finding the Fourth Proportional to 4,005.10, 6,007.59 and 1,812.28

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Solution

The fourth proportional to 4,005.10, 6,007.59 and 1,812.28 is: 2,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.10 : 6,007.59 = 1,812.28 : x
  2. Step 2: Convert to fraction form
    4,005.10/6,007.59 = 1,812.28/x
  3. Step 3: Cross multiply
    4,005.10x = 6,007.59 × 1,812.28
  4. Step 4: Simplify right side
    4,005.10x = 10,887,435.21
  5. Step 5: Solve for x
    x = 10,887,435.21/4,005.10
  6. Step 6: Final answer
    x = 2,718.39

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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.