Home / 4,746.67-6,551.82-2,978.24

Finding the Fourth Proportional to 4,746.67, 6,551.82 and 2,978.24

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Solution

The fourth proportional to 4,746.67, 6,551.82 and 2,978.24 is: 4,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.67 : 6,551.82 = 2,978.24 : x
  2. Step 2: Convert to fraction form
    4,746.67/6,551.82 = 2,978.24/x
  3. Step 3: Cross multiply
    4,746.67x = 6,551.82 × 2,978.24
  4. Step 4: Simplify right side
    4,746.67x = 19,512,859.64
  5. Step 5: Solve for x
    x = 19,512,859.64/4,746.67
  6. Step 6: Final answer
    x = 4,110.85

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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.