Home / 4,785.60-6,604.50-2,661.24

Finding the Fourth Proportional to 4,785.60, 6,604.50 and 2,661.24

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Solution

The fourth proportional to 4,785.60, 6,604.50 and 2,661.24 is: 3,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.60 : 6,604.50 = 2,661.24 : x
  2. Step 2: Convert to fraction form
    4,785.60/6,604.50 = 2,661.24/x
  3. Step 3: Cross multiply
    4,785.60x = 6,604.50 × 2,661.24
  4. Step 4: Simplify right side
    4,785.60x = 17,576,159.58
  5. Step 5: Solve for x
    x = 17,576,159.58/4,785.60
  6. Step 6: Final answer
    x = 3,672.72

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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.