Home / 5,628.09-8,442.26-1,732.50

Finding the Fourth Proportional to 5,628.09, 8,442.26 and 1,732.50

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Solution

The fourth proportional to 5,628.09, 8,442.26 and 1,732.50 is: 2,598.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.09 : 8,442.26 = 1,732.50 : x
  2. Step 2: Convert to fraction form
    5,628.09/8,442.26 = 1,732.50/x
  3. Step 3: Cross multiply
    5,628.09x = 8,442.26 × 1,732.50
  4. Step 4: Simplify right side
    5,628.09x = 14,626,213.28
  5. Step 5: Solve for x
    x = 14,626,213.28/5,628.09
  6. Step 6: Final answer
    x = 2,598.79

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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.