Home / 4,775.37-6,587.46-2,785.20

Finding the Fourth Proportional to 4,775.37, 6,587.46 and 2,785.20

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Solution

The fourth proportional to 4,775.37, 6,587.46 and 2,785.20 is: 3,842.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.37 : 6,587.46 = 2,785.20 : x
  2. Step 2: Convert to fraction form
    4,775.37/6,587.46 = 2,785.20/x
  3. Step 3: Cross multiply
    4,775.37x = 6,587.46 × 2,785.20
  4. Step 4: Simplify right side
    4,775.37x = 18,347,393.59
  5. Step 5: Solve for x
    x = 18,347,393.59/4,775.37
  6. Step 6: Final answer
    x = 3,842.09

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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.