Home / 10,455.44-15,673.53-4,528.60

Finding the Fourth Proportional to 10,455.44, 15,673.53 and 4,528.60

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Solution

The fourth proportional to 10,455.44, 15,673.53 and 4,528.60 is: 6,788.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.44 : 15,673.53 = 4,528.60 : x
  2. Step 2: Convert to fraction form
    10,455.44/15,673.53 = 4,528.60/x
  3. Step 3: Cross multiply
    10,455.44x = 15,673.53 × 4,528.60
  4. Step 4: Simplify right side
    10,455.44x = 70,979,100.28
  5. Step 5: Solve for x
    x = 70,979,100.28/10,455.44
  6. Step 6: Final answer
    x = 6,788.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.