Home / 4,971.64-6,852.88-3,377.80

Finding the Fourth Proportional to 4,971.64, 6,852.88 and 3,377.80

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Solution

The fourth proportional to 4,971.64, 6,852.88 and 3,377.80 is: 4,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.64 : 6,852.88 = 3,377.80 : x
  2. Step 2: Convert to fraction form
    4,971.64/6,852.88 = 3,377.80/x
  3. Step 3: Cross multiply
    4,971.64x = 6,852.88 × 3,377.80
  4. Step 4: Simplify right side
    4,971.64x = 23,147,658.06
  5. Step 5: Solve for x
    x = 23,147,658.06/4,971.64
  6. Step 6: Final answer
    x = 4,655.94

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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.