Home / 4,632.90-6,944.28-1,858.78

Finding the Fourth Proportional to 4,632.90, 6,944.28 and 1,858.78

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Solution

The fourth proportional to 4,632.90, 6,944.28 and 1,858.78 is: 2,786.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.90 : 6,944.28 = 1,858.78 : x
  2. Step 2: Convert to fraction form
    4,632.90/6,944.28 = 1,858.78/x
  3. Step 3: Cross multiply
    4,632.90x = 6,944.28 × 1,858.78
  4. Step 4: Simplify right side
    4,632.90x = 12,907,888.78
  5. Step 5: Solve for x
    x = 12,907,888.78/4,632.90
  6. Step 6: Final answer
    x = 2,786.14

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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.