Home / 9,996.77-14,985.12-3,418.46

Finding the Fourth Proportional to 9,996.77, 14,985.12 and 3,418.46

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Solution

The fourth proportional to 9,996.77, 14,985.12 and 3,418.46 is: 5,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.77 : 14,985.12 = 3,418.46 : x
  2. Step 2: Convert to fraction form
    9,996.77/14,985.12 = 3,418.46/x
  3. Step 3: Cross multiply
    9,996.77x = 14,985.12 × 3,418.46
  4. Step 4: Simplify right side
    9,996.77x = 51,225,958.39
  5. Step 5: Solve for x
    x = 51,225,958.39/9,996.77
  6. Step 6: Final answer
    x = 5,124.25

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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.