Home / 11,970.04-17,963.28-4,178.84

Finding the Fourth Proportional to 11,970.04, 17,963.28 and 4,178.84

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Solution

The fourth proportional to 11,970.04, 17,963.28 and 4,178.84 is: 6,271.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,970.04 : 17,963.28 = 4,178.84 : x
  2. Step 2: Convert to fraction form
    11,970.04/17,963.28 = 4,178.84/x
  3. Step 3: Cross multiply
    11,970.04x = 17,963.28 × 4,178.84
  4. Step 4: Simplify right side
    11,970.04x = 75,065,673.00
  5. Step 5: Solve for x
    x = 75,065,673.00/11,970.04
  6. Step 6: Final answer
    x = 6,271.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.