Home / 10,453.64-14,425.96-5,673.60

Finding the Fourth Proportional to 10,453.64, 14,425.96 and 5,673.60

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Solution

The fourth proportional to 10,453.64, 14,425.96 and 5,673.60 is: 7,829.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.64 : 14,425.96 = 5,673.60 : x
  2. Step 2: Convert to fraction form
    10,453.64/14,425.96 = 5,673.60/x
  3. Step 3: Cross multiply
    10,453.64x = 14,425.96 × 5,673.60
  4. Step 4: Simplify right side
    10,453.64x = 81,847,126.66
  5. Step 5: Solve for x
    x = 81,847,126.66/10,453.64
  6. Step 6: Final answer
    x = 7,829.53

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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.