Home / 10,419.06-14,366.84-6,637.98

Finding the Fourth Proportional to 10,419.06, 14,366.84 and 6,637.98

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Solution

The fourth proportional to 10,419.06, 14,366.84 and 6,637.98 is: 9,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.06 : 14,366.84 = 6,637.98 : x
  2. Step 2: Convert to fraction form
    10,419.06/14,366.84 = 6,637.98/x
  3. Step 3: Cross multiply
    10,419.06x = 14,366.84 × 6,637.98
  4. Step 4: Simplify right side
    10,419.06x = 95,366,763.39
  5. Step 5: Solve for x
    x = 95,366,763.39/10,419.06
  6. Step 6: Final answer
    x = 9,153.11

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