Home / 10,284.31-15,421.62-4,736.02

Finding the Fourth Proportional to 10,284.31, 15,421.62 and 4,736.02

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Solution

The fourth proportional to 10,284.31, 15,421.62 and 4,736.02 is: 7,101.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.31 : 15,421.62 = 4,736.02 : x
  2. Step 2: Convert to fraction form
    10,284.31/15,421.62 = 4,736.02/x
  3. Step 3: Cross multiply
    10,284.31x = 15,421.62 × 4,736.02
  4. Step 4: Simplify right side
    10,284.31x = 73,037,100.75
  5. Step 5: Solve for x
    x = 73,037,100.75/10,284.31
  6. Step 6: Final answer
    x = 7,101.80

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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.