Home / 4,983.76-6,877.73-2,859.47

Finding the Fourth Proportional to 4,983.76, 6,877.73 and 2,859.47

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Solution

The fourth proportional to 4,983.76, 6,877.73 and 2,859.47 is: 3,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.76 : 6,877.73 = 2,859.47 : x
  2. Step 2: Convert to fraction form
    4,983.76/6,877.73 = 2,859.47/x
  3. Step 3: Cross multiply
    4,983.76x = 6,877.73 × 2,859.47
  4. Step 4: Simplify right side
    4,983.76x = 19,666,645.07
  5. Step 5: Solve for x
    x = 19,666,645.07/4,983.76
  6. Step 6: Final answer
    x = 3,946.15

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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.