Home / 4,737.07-7,105.61-1,274.32

Finding the Fourth Proportional to 4,737.07, 7,105.61 and 1,274.32

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Solution

The fourth proportional to 4,737.07, 7,105.61 and 1,274.32 is: 1,911.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737.07 : 7,105.61 = 1,274.32 : x
  2. Step 2: Convert to fraction form
    4,737.07/7,105.61 = 1,274.32/x
  3. Step 3: Cross multiply
    4,737.07x = 7,105.61 × 1,274.32
  4. Step 4: Simplify right side
    4,737.07x = 9,054,796.80
  5. Step 5: Solve for x
    x = 9,054,796.80/4,737.07
  6. Step 6: Final answer
    x = 1,911.48

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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.