Home / 3,087.66-4,632.02-1,007.08

Finding the Fourth Proportional to 3,087.66, 4,632.02 and 1,007.08

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Solution

The fourth proportional to 3,087.66, 4,632.02 and 1,007.08 is: 1,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.66 : 4,632.02 = 1,007.08 : x
  2. Step 2: Convert to fraction form
    3,087.66/4,632.02 = 1,007.08/x
  3. Step 3: Cross multiply
    3,087.66x = 4,632.02 × 1,007.08
  4. Step 4: Simplify right side
    3,087.66x = 4,664,814.70
  5. Step 5: Solve for x
    x = 4,664,814.70/3,087.66
  6. Step 6: Final answer
    x = 1,510.79

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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.