Home / 3,150.08-4,346.62-1,823.90

Finding the Fourth Proportional to 3,150.08, 4,346.62 and 1,823.90

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Solution

The fourth proportional to 3,150.08, 4,346.62 and 1,823.90 is: 2,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.08 : 4,346.62 = 1,823.90 : x
  2. Step 2: Convert to fraction form
    3,150.08/4,346.62 = 1,823.90/x
  3. Step 3: Cross multiply
    3,150.08x = 4,346.62 × 1,823.90
  4. Step 4: Simplify right side
    3,150.08x = 7,927,800.22
  5. Step 5: Solve for x
    x = 7,927,800.22/3,150.08
  6. Step 6: Final answer
    x = 2,516.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.