Home / 10,408.51-14,364-5,693.14

Finding the Fourth Proportional to 10,408.51, 14,364 and 5,693.14

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Solution

The fourth proportional to 10,408.51, 14,364 and 5,693.14 is: 7,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.51 : 14,364 = 5,693.14 : x
  2. Step 2: Convert to fraction form
    10,408.51/14,364 = 5,693.14/x
  3. Step 3: Cross multiply
    10,408.51x = 14,364 × 5,693.14
  4. Step 4: Simplify right side
    10,408.51x = 81,776,262.96
  5. Step 5: Solve for x
    x = 81,776,262.96/10,408.51
  6. Step 6: Final answer
    x = 7,856.67

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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.