Home / 5,051.22-6,970.50-2,955.30

Finding the Fourth Proportional to 5,051.22, 6,970.50 and 2,955.30

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Solution

The fourth proportional to 5,051.22, 6,970.50 and 2,955.30 is: 4,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.22 : 6,970.50 = 2,955.30 : x
  2. Step 2: Convert to fraction form
    5,051.22/6,970.50 = 2,955.30/x
  3. Step 3: Cross multiply
    5,051.22x = 6,970.50 × 2,955.30
  4. Step 4: Simplify right side
    5,051.22x = 20,599,918.65
  5. Step 5: Solve for x
    x = 20,599,918.65/5,051.22
  6. Step 6: Final answer
    x = 4,078.21

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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.