Home / 5,454.04-8,178.54-1,755.46

Finding the Fourth Proportional to 5,454.04, 8,178.54 and 1,755.46

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Solution

The fourth proportional to 5,454.04, 8,178.54 and 1,755.46 is: 2,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.04 : 8,178.54 = 1,755.46 : x
  2. Step 2: Convert to fraction form
    5,454.04/8,178.54 = 1,755.46/x
  3. Step 3: Cross multiply
    5,454.04x = 8,178.54 × 1,755.46
  4. Step 4: Simplify right side
    5,454.04x = 14,357,099.83
  5. Step 5: Solve for x
    x = 14,357,099.83/5,454.04
  6. Step 6: Final answer
    x = 2,632.38

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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.