Home / 10,314.40-14,235.84-6,124.96

Finding the Fourth Proportional to 10,314.40, 14,235.84 and 6,124.96

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Solution

The fourth proportional to 10,314.40, 14,235.84 and 6,124.96 is: 8,453.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.40 : 14,235.84 = 6,124.96 : x
  2. Step 2: Convert to fraction form
    10,314.40/14,235.84 = 6,124.96/x
  3. Step 3: Cross multiply
    10,314.40x = 14,235.84 × 6,124.96
  4. Step 4: Simplify right side
    10,314.40x = 87,193,950.57
  5. Step 5: Solve for x
    x = 87,193,950.57/10,314.40
  6. Step 6: Final answer
    x = 8,453.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.