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Finding the Fourth Proportional to 7,029.05, 9,701.03 and 4,044.80

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Solution

The fourth proportional to 7,029.05, 9,701.03 and 4,044.80 is: 5,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.05 : 9,701.03 = 4,044.80 : x
  2. Step 2: Convert to fraction form
    7,029.05/9,701.03 = 4,044.80/x
  3. Step 3: Cross multiply
    7,029.05x = 9,701.03 × 4,044.80
  4. Step 4: Simplify right side
    7,029.05x = 39,238,760.51
  5. Step 5: Solve for x
    x = 39,238,760.51/7,029.05
  6. Step 6: Final answer
    x = 5,582.37

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1.5x scale

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.