Home / 10,377.51-15,551.67-4,521.84

Finding the Fourth Proportional to 10,377.51, 15,551.67 and 4,521.84

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Solution

The fourth proportional to 10,377.51, 15,551.67 and 4,521.84 is: 6,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.51 : 15,551.67 = 4,521.84 : x
  2. Step 2: Convert to fraction form
    10,377.51/15,551.67 = 4,521.84/x
  3. Step 3: Cross multiply
    10,377.51x = 15,551.67 × 4,521.84
  4. Step 4: Simplify right side
    10,377.51x = 70,322,163.47
  5. Step 5: Solve for x
    x = 70,322,163.47/10,377.51
  6. Step 6: Final answer
    x = 6,776.40

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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.