Home / 5,050.64-6,970.16-3,061.28

Finding the Fourth Proportional to 5,050.64, 6,970.16 and 3,061.28

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Solution

The fourth proportional to 5,050.64, 6,970.16 and 3,061.28 is: 4,224.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.64 : 6,970.16 = 3,061.28 : x
  2. Step 2: Convert to fraction form
    5,050.64/6,970.16 = 3,061.28/x
  3. Step 3: Cross multiply
    5,050.64x = 6,970.16 × 3,061.28
  4. Step 4: Simplify right side
    5,050.64x = 21,337,611.40
  5. Step 5: Solve for x
    x = 21,337,611.40/5,050.64
  6. Step 6: Final answer
    x = 4,224.73

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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.