Home / 4,038.94-5,575.16-2,977.94

Finding the Fourth Proportional to 4,038.94, 5,575.16 and 2,977.94

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Solution

The fourth proportional to 4,038.94, 5,575.16 and 2,977.94 is: 4,110.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.94 : 5,575.16 = 2,977.94 : x
  2. Step 2: Convert to fraction form
    4,038.94/5,575.16 = 2,977.94/x
  3. Step 3: Cross multiply
    4,038.94x = 5,575.16 × 2,977.94
  4. Step 4: Simplify right side
    4,038.94x = 16,602,491.97
  5. Step 5: Solve for x
    x = 16,602,491.97/4,038.94
  6. Step 6: Final answer
    x = 4,110.61

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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.