Home / 4,763.76-7,146.32-1,477.13

Finding the Fourth Proportional to 4,763.76, 7,146.32 and 1,477.13

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Solution

The fourth proportional to 4,763.76, 7,146.32 and 1,477.13 is: 2,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.76 : 7,146.32 = 1,477.13 : x
  2. Step 2: Convert to fraction form
    4,763.76/7,146.32 = 1,477.13/x
  3. Step 3: Cross multiply
    4,763.76x = 7,146.32 × 1,477.13
  4. Step 4: Simplify right side
    4,763.76x = 10,556,000.54
  5. Step 5: Solve for x
    x = 10,556,000.54/4,763.76
  6. Step 6: Final answer
    x = 2,215.90

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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.