Home / 10,275.62-14,180.01-5,738.42

Finding the Fourth Proportional to 10,275.62, 14,180.01 and 5,738.42

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Solution

The fourth proportional to 10,275.62, 14,180.01 and 5,738.42 is: 7,918.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.62 : 14,180.01 = 5,738.42 : x
  2. Step 2: Convert to fraction form
    10,275.62/14,180.01 = 5,738.42/x
  3. Step 3: Cross multiply
    10,275.62x = 14,180.01 × 5,738.42
  4. Step 4: Simplify right side
    10,275.62x = 81,370,782.08
  5. Step 5: Solve for x
    x = 81,370,782.08/10,275.62
  6. Step 6: Final answer
    x = 7,918.82

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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.