Home / 5,963.06-8,228.04-3,970.20

Finding the Fourth Proportional to 5,963.06, 8,228.04 and 3,970.20

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Solution

The fourth proportional to 5,963.06, 8,228.04 and 3,970.20 is: 5,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,963.06 : 8,228.04 = 3,970.20 : x
  2. Step 2: Convert to fraction form
    5,963.06/8,228.04 = 3,970.20/x
  3. Step 3: Cross multiply
    5,963.06x = 8,228.04 × 3,970.20
  4. Step 4: Simplify right side
    5,963.06x = 32,666,964.41
  5. Step 5: Solve for x
    x = 32,666,964.41/5,963.06
  6. Step 6: Final answer
    x = 5,478.22

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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.