Home / 7,904.60-11,858.12-2,709.24

Finding the Fourth Proportional to 7,904.60, 11,858.12 and 2,709.24

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Solution

The fourth proportional to 7,904.60, 11,858.12 and 2,709.24 is: 4,064.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.60 : 11,858.12 = 2,709.24 : x
  2. Step 2: Convert to fraction form
    7,904.60/11,858.12 = 2,709.24/x
  3. Step 3: Cross multiply
    7,904.60x = 11,858.12 × 2,709.24
  4. Step 4: Simplify right side
    7,904.60x = 32,126,493.03
  5. Step 5: Solve for x
    x = 32,126,493.03/7,904.60
  6. Step 6: Final answer
    x = 4,064.28

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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.