Home / 10,575.94-15,860.07-4,420.42

Finding the Fourth Proportional to 10,575.94, 15,860.07 and 4,420.42

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Solution

The fourth proportional to 10,575.94, 15,860.07 and 4,420.42 is: 6,629.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575.94 : 15,860.07 = 4,420.42 : x
  2. Step 2: Convert to fraction form
    10,575.94/15,860.07 = 4,420.42/x
  3. Step 3: Cross multiply
    10,575.94x = 15,860.07 × 4,420.42
  4. Step 4: Simplify right side
    10,575.94x = 70,108,170.63
  5. Step 5: Solve for x
    x = 70,108,170.63/10,575.94
  6. Step 6: Final answer
    x = 6,629.02

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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.