Home / 4,785.60-7,165.08-2,440.56

Finding the Fourth Proportional to 4,785.60, 7,165.08 and 2,440.56

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Solution

The fourth proportional to 4,785.60, 7,165.08 and 2,440.56 is: 3,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.60 : 7,165.08 = 2,440.56 : x
  2. Step 2: Convert to fraction form
    4,785.60/7,165.08 = 2,440.56/x
  3. Step 3: Cross multiply
    4,785.60x = 7,165.08 × 2,440.56
  4. Step 4: Simplify right side
    4,785.60x = 17,486,807.64
  5. Step 5: Solve for x
    x = 17,486,807.64/4,785.60
  6. Step 6: Final answer
    x = 3,654.05

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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.