Home / 8,434.56-12,643.68-4,050.96

Finding the Fourth Proportional to 8,434.56, 12,643.68 and 4,050.96

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Solution

The fourth proportional to 8,434.56, 12,643.68 and 4,050.96 is: 6,072.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.56 : 12,643.68 = 4,050.96 : x
  2. Step 2: Convert to fraction form
    8,434.56/12,643.68 = 4,050.96/x
  3. Step 3: Cross multiply
    8,434.56x = 12,643.68 × 4,050.96
  4. Step 4: Simplify right side
    8,434.56x = 51,219,041.93
  5. Step 5: Solve for x
    x = 51,219,041.93/8,434.56
  6. Step 6: Final answer
    x = 6,072.52

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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.