Home / 4,970.33-7,455.48-1,272.56

Finding the Fourth Proportional to 4,970.33, 7,455.48 and 1,272.56

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Solution

The fourth proportional to 4,970.33, 7,455.48 and 1,272.56 is: 1,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.33 : 7,455.48 = 1,272.56 : x
  2. Step 2: Convert to fraction form
    4,970.33/7,455.48 = 1,272.56/x
  3. Step 3: Cross multiply
    4,970.33x = 7,455.48 × 1,272.56
  4. Step 4: Simplify right side
    4,970.33x = 9,487,526.99
  5. Step 5: Solve for x
    x = 9,487,526.99/4,970.33
  6. Step 6: Final answer
    x = 1,908.83

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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.