Home / 10,444.68-15,667.53-3,421.85

Finding the Fourth Proportional to 10,444.68, 15,667.53 and 3,421.85

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Solution

The fourth proportional to 10,444.68, 15,667.53 and 3,421.85 is: 5,132.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.68 : 15,667.53 = 3,421.85 : x
  2. Step 2: Convert to fraction form
    10,444.68/15,667.53 = 3,421.85/x
  3. Step 3: Cross multiply
    10,444.68x = 15,667.53 × 3,421.85
  4. Step 4: Simplify right side
    10,444.68x = 53,611,846.36
  5. Step 5: Solve for x
    x = 53,611,846.36/10,444.68
  6. Step 6: Final answer
    x = 5,132.94

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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.