Home / 10,446.99-14,408.70-6,470.31

Finding the Fourth Proportional to 10,446.99, 14,408.70 and 6,470.31

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Solution

The fourth proportional to 10,446.99, 14,408.70 and 6,470.31 is: 8,923.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.99 : 14,408.70 = 6,470.31 : x
  2. Step 2: Convert to fraction form
    10,446.99/14,408.70 = 6,470.31/x
  3. Step 3: Cross multiply
    10,446.99x = 14,408.70 × 6,470.31
  4. Step 4: Simplify right side
    10,446.99x = 93,228,755.70
  5. Step 5: Solve for x
    x = 93,228,755.70/10,446.99
  6. Step 6: Final answer
    x = 8,923.98

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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.