Home / 5,021.40-6,929.79-3,032.09

Finding the Fourth Proportional to 5,021.40, 6,929.79 and 3,032.09

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Solution

The fourth proportional to 5,021.40, 6,929.79 and 3,032.09 is: 4,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.40 : 6,929.79 = 3,032.09 : x
  2. Step 2: Convert to fraction form
    5,021.40/6,929.79 = 3,032.09/x
  3. Step 3: Cross multiply
    5,021.40x = 6,929.79 × 3,032.09
  4. Step 4: Simplify right side
    5,021.40x = 21,011,746.96
  5. Step 5: Solve for x
    x = 21,011,746.96/5,021.40
  6. Step 6: Final answer
    x = 4,184.44

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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.