Home / 5,124.51-7,073.39-3,000.54

Finding the Fourth Proportional to 5,124.51, 7,073.39 and 3,000.54

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Solution

The fourth proportional to 5,124.51, 7,073.39 and 3,000.54 is: 4,141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.51 : 7,073.39 = 3,000.54 : x
  2. Step 2: Convert to fraction form
    5,124.51/7,073.39 = 3,000.54/x
  3. Step 3: Cross multiply
    5,124.51x = 7,073.39 × 3,000.54
  4. Step 4: Simplify right side
    5,124.51x = 21,223,989.63
  5. Step 5: Solve for x
    x = 21,223,989.63/5,124.51
  6. Step 6: Final answer
    x = 4,141.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.