Home / 4,711.05-7,055.64-4,127.85

Finding the Fourth Proportional to 4,711.05, 7,055.64 and 4,127.85

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Solution

The fourth proportional to 4,711.05, 7,055.64 and 4,127.85 is: 6,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.05 : 7,055.64 = 4,127.85 : x
  2. Step 2: Convert to fraction form
    4,711.05/7,055.64 = 4,127.85/x
  3. Step 3: Cross multiply
    4,711.05x = 7,055.64 × 4,127.85
  4. Step 4: Simplify right side
    4,711.05x = 29,124,623.57
  5. Step 5: Solve for x
    x = 29,124,623.57/4,711.05
  6. Step 6: Final answer
    x = 6,182.19

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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.