Home / 4,842.09-7,263.81-1,555.53

Finding the Fourth Proportional to 4,842.09, 7,263.81 and 1,555.53

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Solution

The fourth proportional to 4,842.09, 7,263.81 and 1,555.53 is: 2,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.09 : 7,263.81 = 1,555.53 : x
  2. Step 2: Convert to fraction form
    4,842.09/7,263.81 = 1,555.53/x
  3. Step 3: Cross multiply
    4,842.09x = 7,263.81 × 1,555.53
  4. Step 4: Simplify right side
    4,842.09x = 11,299,074.37
  5. Step 5: Solve for x
    x = 11,299,074.37/4,842.09
  6. Step 6: Final answer
    x = 2,333.51

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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.