Home / 4,953.27-7,429.65-1,255.56

Finding the Fourth Proportional to 4,953.27, 7,429.65 and 1,255.56

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Solution

The fourth proportional to 4,953.27, 7,429.65 and 1,255.56 is: 1,883.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.27 : 7,429.65 = 1,255.56 : x
  2. Step 2: Convert to fraction form
    4,953.27/7,429.65 = 1,255.56/x
  3. Step 3: Cross multiply
    4,953.27x = 7,429.65 × 1,255.56
  4. Step 4: Simplify right side
    4,953.27x = 9,328,371.35
  5. Step 5: Solve for x
    x = 9,328,371.35/4,953.27
  6. Step 6: Final answer
    x = 1,883.28

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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.