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Finding the Fourth Proportional to 7,063.32, 9,741.90 and 4,701.36

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Solution

The fourth proportional to 7,063.32, 9,741.90 and 4,701.36 is: 6,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063.32 : 9,741.90 = 4,701.36 : x
  2. Step 2: Convert to fraction form
    7,063.32/9,741.90 = 4,701.36/x
  3. Step 3: Cross multiply
    7,063.32x = 9,741.90 × 4,701.36
  4. Step 4: Simplify right side
    7,063.32x = 45,800,178.98
  5. Step 5: Solve for x
    x = 45,800,178.98/7,063.32
  6. Step 6: Final answer
    x = 6,484.23

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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.