Home / 4,457.16-6,153.84-4,178.39

Finding the Fourth Proportional to 4,457.16, 6,153.84 and 4,178.39

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Solution

The fourth proportional to 4,457.16, 6,153.84 and 4,178.39 is: 5,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.16 : 6,153.84 = 4,178.39 : x
  2. Step 2: Convert to fraction form
    4,457.16/6,153.84 = 4,178.39/x
  3. Step 3: Cross multiply
    4,457.16x = 6,153.84 × 4,178.39
  4. Step 4: Simplify right side
    4,457.16x = 25,713,112.75
  5. Step 5: Solve for x
    x = 25,713,112.75/4,457.16
  6. Step 6: Final answer
    x = 5,768.95

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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.