Home / 6,812.04-10,218.10-2,430.20

Finding the Fourth Proportional to 6,812.04, 10,218.10 and 2,430.20

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Solution

The fourth proportional to 6,812.04, 10,218.10 and 2,430.20 is: 3,645.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.04 : 10,218.10 = 2,430.20 : x
  2. Step 2: Convert to fraction form
    6,812.04/10,218.10 = 2,430.20/x
  3. Step 3: Cross multiply
    6,812.04x = 10,218.10 × 2,430.20
  4. Step 4: Simplify right side
    6,812.04x = 24,832,026.62
  5. Step 5: Solve for x
    x = 24,832,026.62/6,812.04
  6. Step 6: Final answer
    x = 3,645.31

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Half scale
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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.