Home / 3,087.05-4,630.64-1,006.43

Finding the Fourth Proportional to 3,087.05, 4,630.64 and 1,006.43

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Solution

The fourth proportional to 3,087.05, 4,630.64 and 1,006.43 is: 1,509.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.05 : 4,630.64 = 1,006.43 : x
  2. Step 2: Convert to fraction form
    3,087.05/4,630.64 = 1,006.43/x
  3. Step 3: Cross multiply
    3,087.05x = 4,630.64 × 1,006.43
  4. Step 4: Simplify right side
    3,087.05x = 4,660,386.83
  5. Step 5: Solve for x
    x = 4,660,386.83/3,087.05
  6. Step 6: Final answer
    x = 1,509.66

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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.