Home / 6,819.47-10,210.16-3,688.26

Finding the Fourth Proportional to 6,819.47, 10,210.16 and 3,688.26

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Solution

The fourth proportional to 6,819.47, 10,210.16 and 3,688.26 is: 5,522.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.47 : 10,210.16 = 3,688.26 : x
  2. Step 2: Convert to fraction form
    6,819.47/10,210.16 = 3,688.26/x
  3. Step 3: Cross multiply
    6,819.47x = 10,210.16 × 3,688.26
  4. Step 4: Simplify right side
    6,819.47x = 37,657,733.94
  5. Step 5: Solve for x
    x = 37,657,733.94/6,819.47
  6. Step 6: Final answer
    x = 5,522.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.