Home / 11,275.40-16,903.94-4,706.48

Finding the Fourth Proportional to 11,275.40, 16,903.94 and 4,706.48

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Solution

The fourth proportional to 11,275.40, 16,903.94 and 4,706.48 is: 7,055.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.40 : 16,903.94 = 4,706.48 : x
  2. Step 2: Convert to fraction form
    11,275.40/16,903.94 = 4,706.48/x
  3. Step 3: Cross multiply
    11,275.40x = 16,903.94 × 4,706.48
  4. Step 4: Simplify right side
    11,275.40x = 79,558,055.53
  5. Step 5: Solve for x
    x = 79,558,055.53/11,275.40
  6. Step 6: Final answer
    x = 7,055.90

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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.