Home / 10,013.06-13,819.30-5,820.50

Finding the Fourth Proportional to 10,013.06, 13,819.30 and 5,820.50

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Solution

The fourth proportional to 10,013.06, 13,819.30 and 5,820.50 is: 8,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.06 : 13,819.30 = 5,820.50 : x
  2. Step 2: Convert to fraction form
    10,013.06/13,819.30 = 5,820.50/x
  3. Step 3: Cross multiply
    10,013.06x = 13,819.30 × 5,820.50
  4. Step 4: Simplify right side
    10,013.06x = 80,435,235.65
  5. Step 5: Solve for x
    x = 80,435,235.65/10,013.06
  6. Step 6: Final answer
    x = 8,033.03

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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.