Home / 10,275.71-14,179.05-5,738.45

Finding the Fourth Proportional to 10,275.71, 14,179.05 and 5,738.45

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Solution

The fourth proportional to 10,275.71, 14,179.05 and 5,738.45 is: 7,918.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.71 : 14,179.05 = 5,738.45 : x
  2. Step 2: Convert to fraction form
    10,275.71/14,179.05 = 5,738.45/x
  3. Step 3: Cross multiply
    10,275.71x = 14,179.05 × 5,738.45
  4. Step 4: Simplify right side
    10,275.71x = 81,365,698.58
  5. Step 5: Solve for x
    x = 81,365,698.58/10,275.71
  6. Step 6: Final answer
    x = 7,918.26

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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.