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Finding the Fourth Proportional to 5,148.83, 7,063.09 and 5,011.94

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Solution

The fourth proportional to 5,148.83, 7,063.09 and 5,011.94 is: 6,875.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.83 : 7,063.09 = 5,011.94 : x
  2. Step 2: Convert to fraction form
    5,148.83/7,063.09 = 5,011.94/x
  3. Step 3: Cross multiply
    5,148.83x = 7,063.09 × 5,011.94
  4. Step 4: Simplify right side
    5,148.83x = 35,399,783.29
  5. Step 5: Solve for x
    x = 35,399,783.29/5,148.83
  6. Step 6: Final answer
    x = 6,875.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.