Home / 10,376.85-14,320.20-5,900.59

Finding the Fourth Proportional to 10,376.85, 14,320.20 and 5,900.59

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Solution

The fourth proportional to 10,376.85, 14,320.20 and 5,900.59 is: 8,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.85 : 14,320.20 = 5,900.59 : x
  2. Step 2: Convert to fraction form
    10,376.85/14,320.20 = 5,900.59/x
  3. Step 3: Cross multiply
    10,376.85x = 14,320.20 × 5,900.59
  4. Step 4: Simplify right side
    10,376.85x = 84,497,628.92
  5. Step 5: Solve for x
    x = 84,497,628.92/10,376.85
  6. Step 6: Final answer
    x = 8,142.90

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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.