Home / 10,742.42-14,818.34-6,265.76

Finding the Fourth Proportional to 10,742.42, 14,818.34 and 6,265.76

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Solution

The fourth proportional to 10,742.42, 14,818.34 and 6,265.76 is: 8,643.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.42 : 14,818.34 = 6,265.76 : x
  2. Step 2: Convert to fraction form
    10,742.42/14,818.34 = 6,265.76/x
  3. Step 3: Cross multiply
    10,742.42x = 14,818.34 × 6,265.76
  4. Step 4: Simplify right side
    10,742.42x = 92,848,103.61
  5. Step 5: Solve for x
    x = 92,848,103.61/10,742.42
  6. Step 6: Final answer
    x = 8,643.13

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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.