Home / 10,606.08-15,909.74-2,814.87

Finding the Fourth Proportional to 10,606.08, 15,909.74 and 2,814.87

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Solution

The fourth proportional to 10,606.08, 15,909.74 and 2,814.87 is: 4,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,606.08 : 15,909.74 = 2,814.87 : x
  2. Step 2: Convert to fraction form
    10,606.08/15,909.74 = 2,814.87/x
  3. Step 3: Cross multiply
    10,606.08x = 15,909.74 × 2,814.87
  4. Step 4: Simplify right side
    10,606.08x = 44,783,849.83
  5. Step 5: Solve for x
    x = 44,783,849.83/10,606.08
  6. Step 6: Final answer
    x = 4,222.47

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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.