Home / 10,726.84-16,072.48-7,591.32

Finding the Fourth Proportional to 10,726.84, 16,072.48 and 7,591.32

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Solution

The fourth proportional to 10,726.84, 16,072.48 and 7,591.32 is: 11,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.84 : 16,072.48 = 7,591.32 : x
  2. Step 2: Convert to fraction form
    10,726.84/16,072.48 = 7,591.32/x
  3. Step 3: Cross multiply
    10,726.84x = 16,072.48 × 7,591.32
  4. Step 4: Simplify right side
    10,726.84x = 122,011,338.87
  5. Step 5: Solve for x
    x = 122,011,338.87/10,726.84
  6. Step 6: Final answer
    x = 11,374.40

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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.