Home / 2,976.92-4,465.42-1,417.10

Finding the Fourth Proportional to 2,976.92, 4,465.42 and 1,417.10

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Solution

The fourth proportional to 2,976.92, 4,465.42 and 1,417.10 is: 2,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.92 : 4,465.42 = 1,417.10 : x
  2. Step 2: Convert to fraction form
    2,976.92/4,465.42 = 1,417.10/x
  3. Step 3: Cross multiply
    2,976.92x = 4,465.42 × 1,417.10
  4. Step 4: Simplify right side
    2,976.92x = 6,327,946.68
  5. Step 5: Solve for x
    x = 6,327,946.68/2,976.92
  6. Step 6: Final answer
    x = 2,125.67

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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.