Home / 7,480.48-11,215.32-2,283.52

Finding the Fourth Proportional to 7,480.48, 11,215.32 and 2,283.52

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Solution

The fourth proportional to 7,480.48, 11,215.32 and 2,283.52 is: 3,423.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.48 : 11,215.32 = 2,283.52 : x
  2. Step 2: Convert to fraction form
    7,480.48/11,215.32 = 2,283.52/x
  3. Step 3: Cross multiply
    7,480.48x = 11,215.32 × 2,283.52
  4. Step 4: Simplify right side
    7,480.48x = 25,610,407.53
  5. Step 5: Solve for x
    x = 25,610,407.53/7,480.48
  6. Step 6: Final answer
    x = 3,423.63

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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.