Home / 4,765.38-7,146.45-1,842.18

Finding the Fourth Proportional to 4,765.38, 7,146.45 and 1,842.18

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Solution

The fourth proportional to 4,765.38, 7,146.45 and 1,842.18 is: 2,762.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.38 : 7,146.45 = 1,842.18 : x
  2. Step 2: Convert to fraction form
    4,765.38/7,146.45 = 1,842.18/x
  3. Step 3: Cross multiply
    4,765.38x = 7,146.45 × 1,842.18
  4. Step 4: Simplify right side
    4,765.38x = 13,165,047.26
  5. Step 5: Solve for x
    x = 13,165,047.26/4,765.38
  6. Step 6: Final answer
    x = 2,762.64

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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.