Home / 5,021.59-6,929.50-2,783.34

Finding the Fourth Proportional to 5,021.59, 6,929.50 and 2,783.34

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Solution

The fourth proportional to 5,021.59, 6,929.50 and 2,783.34 is: 3,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.59 : 6,929.50 = 2,783.34 : x
  2. Step 2: Convert to fraction form
    5,021.59/6,929.50 = 2,783.34/x
  3. Step 3: Cross multiply
    5,021.59x = 6,929.50 × 2,783.34
  4. Step 4: Simplify right side
    5,021.59x = 19,287,154.53
  5. Step 5: Solve for x
    x = 19,287,154.53/5,021.59
  6. Step 6: Final answer
    x = 3,840.85

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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.