Home / 11,275.84-16,923.52-4,355.20

Finding the Fourth Proportional to 11,275.84, 16,923.52 and 4,355.20

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Solution

The fourth proportional to 11,275.84, 16,923.52 and 4,355.20 is: 6,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.84 : 16,923.52 = 4,355.20 : x
  2. Step 2: Convert to fraction form
    11,275.84/16,923.52 = 4,355.20/x
  3. Step 3: Cross multiply
    11,275.84x = 16,923.52 × 4,355.20
  4. Step 4: Simplify right side
    11,275.84x = 73,705,314.30
  5. Step 5: Solve for x
    x = 73,705,314.30/11,275.84
  6. Step 6: Final answer
    x = 6,536.57

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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.