Home / 6,254.40-8,629.18-3,601.74

Finding the Fourth Proportional to 6,254.40, 8,629.18 and 3,601.74

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Solution

The fourth proportional to 6,254.40, 8,629.18 and 3,601.74 is: 4,969.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,254.40 : 8,629.18 = 3,601.74 : x
  2. Step 2: Convert to fraction form
    6,254.40/8,629.18 = 3,601.74/x
  3. Step 3: Cross multiply
    6,254.40x = 8,629.18 × 3,601.74
  4. Step 4: Simplify right side
    6,254.40x = 31,080,062.77
  5. Step 5: Solve for x
    x = 31,080,062.77/6,254.40
  6. Step 6: Final answer
    x = 4,969.31

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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.