Home / 10,421.04-15,634.32-3,026.19

Finding the Fourth Proportional to 10,421.04, 15,634.32 and 3,026.19

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Solution

The fourth proportional to 10,421.04, 15,634.32 and 3,026.19 is: 4,540.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,421.04 : 15,634.32 = 3,026.19 : x
  2. Step 2: Convert to fraction form
    10,421.04/15,634.32 = 3,026.19/x
  3. Step 3: Cross multiply
    10,421.04x = 15,634.32 × 3,026.19
  4. Step 4: Simplify right side
    10,421.04x = 47,312,422.84
  5. Step 5: Solve for x
    x = 47,312,422.84/10,421.04
  6. Step 6: Final answer
    x = 4,540.09

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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.