Home / 10,311.74-14,230.50-5,835.40

Finding the Fourth Proportional to 10,311.74, 14,230.50 and 5,835.40

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Solution

The fourth proportional to 10,311.74, 14,230.50 and 5,835.40 is: 8,053.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311.74 : 14,230.50 = 5,835.40 : x
  2. Step 2: Convert to fraction form
    10,311.74/14,230.50 = 5,835.40/x
  3. Step 3: Cross multiply
    10,311.74x = 14,230.50 × 5,835.40
  4. Step 4: Simplify right side
    10,311.74x = 83,040,659.70
  5. Step 5: Solve for x
    x = 83,040,659.70/10,311.74
  6. Step 6: Final answer
    x = 8,053.02

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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.