Home / 10,283.63-15,425.44-2,492.45

Finding the Fourth Proportional to 10,283.63, 15,425.44 and 2,492.45

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Solution

The fourth proportional to 10,283.63, 15,425.44 and 2,492.45 is: 3,738.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.63 : 15,425.44 = 2,492.45 : x
  2. Step 2: Convert to fraction form
    10,283.63/15,425.44 = 2,492.45/x
  3. Step 3: Cross multiply
    10,283.63x = 15,425.44 × 2,492.45
  4. Step 4: Simplify right side
    10,283.63x = 38,447,054.57
  5. Step 5: Solve for x
    x = 38,447,054.57/10,283.63
  6. Step 6: Final answer
    x = 3,738.66

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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.