Home / 7,504.32-11,256.07-3,806.45

Finding the Fourth Proportional to 7,504.32, 11,256.07 and 3,806.45

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Solution

The fourth proportional to 7,504.32, 11,256.07 and 3,806.45 is: 5,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.32 : 11,256.07 = 3,806.45 : x
  2. Step 2: Convert to fraction form
    7,504.32/11,256.07 = 3,806.45/x
  3. Step 3: Cross multiply
    7,504.32x = 11,256.07 × 3,806.45
  4. Step 4: Simplify right side
    7,504.32x = 42,845,644.07
  5. Step 5: Solve for x
    x = 42,845,644.07/7,504.32
  6. Step 6: Final answer
    x = 5,709.47

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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.