Home / 10,358.21-15,539.78-2,962.47

Finding the Fourth Proportional to 10,358.21, 15,539.78 and 2,962.47

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Solution

The fourth proportional to 10,358.21, 15,539.78 and 2,962.47 is: 4,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.21 : 15,539.78 = 2,962.47 : x
  2. Step 2: Convert to fraction form
    10,358.21/15,539.78 = 2,962.47/x
  3. Step 3: Cross multiply
    10,358.21x = 15,539.78 × 2,962.47
  4. Step 4: Simplify right side
    10,358.21x = 46,036,197.74
  5. Step 5: Solve for x
    x = 46,036,197.74/10,358.21
  6. Step 6: Final answer
    x = 4,444.42

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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.