Home / 10,429.00-15,643.34-2,531.58

Finding the Fourth Proportional to 10,429.00, 15,643.34 and 2,531.58

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Solution

The fourth proportional to 10,429.00, 15,643.34 and 2,531.58 is: 3,797.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429.00 : 15,643.34 = 2,531.58 : x
  2. Step 2: Convert to fraction form
    10,429.00/15,643.34 = 2,531.58/x
  3. Step 3: Cross multiply
    10,429.00x = 15,643.34 × 2,531.58
  4. Step 4: Simplify right side
    10,429.00x = 39,602,354.02
  5. Step 5: Solve for x
    x = 39,602,354.02/10,429.00
  6. Step 6: Final answer
    x = 3,797.33

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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.