Home / 10,148.48-15,224.16-3,573.92

Finding the Fourth Proportional to 10,148.48, 15,224.16 and 3,573.92

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Solution

The fourth proportional to 10,148.48, 15,224.16 and 3,573.92 is: 5,361.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.48 : 15,224.16 = 3,573.92 : x
  2. Step 2: Convert to fraction form
    10,148.48/15,224.16 = 3,573.92/x
  3. Step 3: Cross multiply
    10,148.48x = 15,224.16 × 3,573.92
  4. Step 4: Simplify right side
    10,148.48x = 54,409,929.91
  5. Step 5: Solve for x
    x = 54,409,929.91/10,148.48
  6. Step 6: Final answer
    x = 5,361.39

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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.