Home / 7,495.35-11,248.04-3,112.81

Finding the Fourth Proportional to 7,495.35, 11,248.04 and 3,112.81

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Solution

The fourth proportional to 7,495.35, 11,248.04 and 3,112.81 is: 4,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.35 : 11,248.04 = 3,112.81 : x
  2. Step 2: Convert to fraction form
    7,495.35/11,248.04 = 3,112.81/x
  3. Step 3: Cross multiply
    7,495.35x = 11,248.04 × 3,112.81
  4. Step 4: Simplify right side
    7,495.35x = 35,013,011.39
  5. Step 5: Solve for x
    x = 35,013,011.39/7,495.35
  6. Step 6: Final answer
    x = 4,671.30

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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.