Home / 5,050.77-6,971.09-2,955.57

Finding the Fourth Proportional to 5,050.77, 6,971.09 and 2,955.57

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Solution

The fourth proportional to 5,050.77, 6,971.09 and 2,955.57 is: 4,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.77 : 6,971.09 = 2,955.57 : x
  2. Step 2: Convert to fraction form
    5,050.77/6,971.09 = 2,955.57/x
  3. Step 3: Cross multiply
    5,050.77x = 6,971.09 × 2,955.57
  4. Step 4: Simplify right side
    5,050.77x = 20,603,544.47
  5. Step 5: Solve for x
    x = 20,603,544.47/5,050.77
  6. Step 6: Final answer
    x = 4,079.29

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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.