Home / 4,783.17-6,587.57-4,119.78

Finding the Fourth Proportional to 4,783.17, 6,587.57 and 4,119.78

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Solution

The fourth proportional to 4,783.17, 6,587.57 and 4,119.78 is: 5,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.17 : 6,587.57 = 4,119.78 : x
  2. Step 2: Convert to fraction form
    4,783.17/6,587.57 = 4,119.78/x
  3. Step 3: Cross multiply
    4,783.17x = 6,587.57 × 4,119.78
  4. Step 4: Simplify right side
    4,783.17x = 27,139,318.54
  5. Step 5: Solve for x
    x = 27,139,318.54/4,783.17
  6. Step 6: Final answer
    x = 5,673.92

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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.