Home / 6,404.22-9,605.52-1,724.60

Finding the Fourth Proportional to 6,404.22, 9,605.52 and 1,724.60

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Solution

The fourth proportional to 6,404.22, 9,605.52 and 1,724.60 is: 2,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,404.22 : 9,605.52 = 1,724.60 : x
  2. Step 2: Convert to fraction form
    6,404.22/9,605.52 = 1,724.60/x
  3. Step 3: Cross multiply
    6,404.22x = 9,605.52 × 1,724.60
  4. Step 4: Simplify right side
    6,404.22x = 16,565,703.81
  5. Step 5: Solve for x
    x = 16,565,703.81/6,404.22
  6. Step 6: Final answer
    x = 2,586.69

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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.