Home / 6,730.20-10,106.10-5,088.60

Finding the Fourth Proportional to 6,730.20, 10,106.10 and 5,088.60

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Solution

The fourth proportional to 6,730.20, 10,106.10 and 5,088.60 is: 7,641.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,730.20 : 10,106.10 = 5,088.60 : x
  2. Step 2: Convert to fraction form
    6,730.20/10,106.10 = 5,088.60/x
  3. Step 3: Cross multiply
    6,730.20x = 10,106.10 × 5,088.60
  4. Step 4: Simplify right side
    6,730.20x = 51,425,900.46
  5. Step 5: Solve for x
    x = 51,425,900.46/6,730.20
  6. Step 6: Final answer
    x = 7,641.07

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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.