Home / 11,392.52-17,090.60-4,820.58

Finding the Fourth Proportional to 11,392.52, 17,090.60 and 4,820.58

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Solution

The fourth proportional to 11,392.52, 17,090.60 and 4,820.58 is: 7,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.52 : 17,090.60 = 4,820.58 : x
  2. Step 2: Convert to fraction form
    11,392.52/17,090.60 = 4,820.58/x
  3. Step 3: Cross multiply
    11,392.52x = 17,090.60 × 4,820.58
  4. Step 4: Simplify right side
    11,392.52x = 82,386,580.45
  5. Step 5: Solve for x
    x = 82,386,580.45/11,392.52
  6. Step 6: Final answer
    x = 7,231.64

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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.