Home / 6,272.12-9,409.81-1,829.68

Finding the Fourth Proportional to 6,272.12, 9,409.81 and 1,829.68

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Solution

The fourth proportional to 6,272.12, 9,409.81 and 1,829.68 is: 2,745.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.12 : 9,409.81 = 1,829.68 : x
  2. Step 2: Convert to fraction form
    6,272.12/9,409.81 = 1,829.68/x
  3. Step 3: Cross multiply
    6,272.12x = 9,409.81 × 1,829.68
  4. Step 4: Simplify right side
    6,272.12x = 17,216,941.16
  5. Step 5: Solve for x
    x = 17,216,941.16/6,272.12
  6. Step 6: Final answer
    x = 2,745.00

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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.