Home / 2,977.48-4,465.07-1,416.28

Finding the Fourth Proportional to 2,977.48, 4,465.07 and 1,416.28

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Solution

The fourth proportional to 2,977.48, 4,465.07 and 1,416.28 is: 2,123.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.48 : 4,465.07 = 1,416.28 : x
  2. Step 2: Convert to fraction form
    2,977.48/4,465.07 = 1,416.28/x
  3. Step 3: Cross multiply
    2,977.48x = 4,465.07 × 1,416.28
  4. Step 4: Simplify right side
    2,977.48x = 6,323,765.24
  5. Step 5: Solve for x
    x = 6,323,765.24/2,977.48
  6. Step 6: Final answer
    x = 2,123.87

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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.