Home / 10,258.59-14,147.43-6,723.75

Finding the Fourth Proportional to 10,258.59, 14,147.43 and 6,723.75

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Solution

The fourth proportional to 10,258.59, 14,147.43 and 6,723.75 is: 9,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.59 : 14,147.43 = 6,723.75 : x
  2. Step 2: Convert to fraction form
    10,258.59/14,147.43 = 6,723.75/x
  3. Step 3: Cross multiply
    10,258.59x = 14,147.43 × 6,723.75
  4. Step 4: Simplify right side
    10,258.59x = 95,123,782.46
  5. Step 5: Solve for x
    x = 95,123,782.46/10,258.59
  6. Step 6: Final answer
    x = 9,272.60

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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.