Home / 10,284.12-15,422.96-3,709.44

Finding the Fourth Proportional to 10,284.12, 15,422.96 and 3,709.44

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Solution

The fourth proportional to 10,284.12, 15,422.96 and 3,709.44 is: 5,563.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.12 : 15,422.96 = 3,709.44 : x
  2. Step 2: Convert to fraction form
    10,284.12/15,422.96 = 3,709.44/x
  3. Step 3: Cross multiply
    10,284.12x = 15,422.96 × 3,709.44
  4. Step 4: Simplify right side
    10,284.12x = 57,210,544.74
  5. Step 5: Solve for x
    x = 57,210,544.74/10,284.12
  6. Step 6: Final answer
    x = 5,563.00

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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.