Home / 10,194.88-14,070-5,719.84

Finding the Fourth Proportional to 10,194.88, 14,070 and 5,719.84

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Solution

The fourth proportional to 10,194.88, 14,070 and 5,719.84 is: 7,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.88 : 14,070 = 5,719.84 : x
  2. Step 2: Convert to fraction form
    10,194.88/14,070 = 5,719.84/x
  3. Step 3: Cross multiply
    10,194.88x = 14,070 × 5,719.84
  4. Step 4: Simplify right side
    10,194.88x = 80,478,148.80
  5. Step 5: Solve for x
    x = 80,478,148.80/10,194.88
  6. Step 6: Final answer
    x = 7,893.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.