Home / 9,451.50-14,177.84-2,878.17

Finding the Fourth Proportional to 9,451.50, 14,177.84 and 2,878.17

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Solution

The fourth proportional to 9,451.50, 14,177.84 and 2,878.17 is: 4,317.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.50 : 14,177.84 = 2,878.17 : x
  2. Step 2: Convert to fraction form
    9,451.50/14,177.84 = 2,878.17/x
  3. Step 3: Cross multiply
    9,451.50x = 14,177.84 × 2,878.17
  4. Step 4: Simplify right side
    9,451.50x = 40,806,219.36
  5. Step 5: Solve for x
    x = 40,806,219.36/9,451.50
  6. Step 6: Final answer
    x = 4,317.43

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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.