Home / 4,449.04-6,673.56-4,178.40

Finding the Fourth Proportional to 4,449.04, 6,673.56 and 4,178.40

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Solution

The fourth proportional to 4,449.04, 6,673.56 and 4,178.40 is: 6,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.04 : 6,673.56 = 4,178.40 : x
  2. Step 2: Convert to fraction form
    4,449.04/6,673.56 = 4,178.40/x
  3. Step 3: Cross multiply
    4,449.04x = 6,673.56 × 4,178.40
  4. Step 4: Simplify right side
    4,449.04x = 27,884,803.10
  5. Step 5: Solve for x
    x = 27,884,803.10/4,449.04
  6. Step 6: Final answer
    x = 6,267.60

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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.