Home / 5,134.60-7,695.72-2,357.45

Finding the Fourth Proportional to 5,134.60, 7,695.72 and 2,357.45

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Solution

The fourth proportional to 5,134.60, 7,695.72 and 2,357.45 is: 3,533.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.60 : 7,695.72 = 2,357.45 : x
  2. Step 2: Convert to fraction form
    5,134.60/7,695.72 = 2,357.45/x
  3. Step 3: Cross multiply
    5,134.60x = 7,695.72 × 2,357.45
  4. Step 4: Simplify right side
    5,134.60x = 18,142,236.64
  5. Step 5: Solve for x
    x = 18,142,236.64/5,134.60
  6. Step 6: Final answer
    x = 3,533.33

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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.