Home / 4,763.04-7,145.77-1,431.27

Finding the Fourth Proportional to 4,763.04, 7,145.77 and 1,431.27

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Solution

The fourth proportional to 4,763.04, 7,145.77 and 1,431.27 is: 2,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.04 : 7,145.77 = 1,431.27 : x
  2. Step 2: Convert to fraction form
    4,763.04/7,145.77 = 1,431.27/x
  3. Step 3: Cross multiply
    4,763.04x = 7,145.77 × 1,431.27
  4. Step 4: Simplify right side
    4,763.04x = 10,227,526.23
  5. Step 5: Solve for x
    x = 10,227,526.23/4,763.04
  6. Step 6: Final answer
    x = 2,147.27

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Double scale
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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.