Home / 4,561.56-6,842.34-1,640.16

Finding the Fourth Proportional to 4,561.56, 6,842.34 and 1,640.16

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Solution

The fourth proportional to 4,561.56, 6,842.34 and 1,640.16 is: 2,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.56 : 6,842.34 = 1,640.16 : x
  2. Step 2: Convert to fraction form
    4,561.56/6,842.34 = 1,640.16/x
  3. Step 3: Cross multiply
    4,561.56x = 6,842.34 × 1,640.16
  4. Step 4: Simplify right side
    4,561.56x = 11,222,532.37
  5. Step 5: Solve for x
    x = 11,222,532.37/4,561.56
  6. Step 6: Final answer
    x = 2,460.24

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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.