Home / 10,802.30-16,203.51-3,011.18

Finding the Fourth Proportional to 10,802.30, 16,203.51 and 3,011.18

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Solution

The fourth proportional to 10,802.30, 16,203.51 and 3,011.18 is: 4,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802.30 : 16,203.51 = 3,011.18 : x
  2. Step 2: Convert to fraction form
    10,802.30/16,203.51 = 3,011.18/x
  3. Step 3: Cross multiply
    10,802.30x = 16,203.51 × 3,011.18
  4. Step 4: Simplify right side
    10,802.30x = 48,791,604.22
  5. Step 5: Solve for x
    x = 48,791,604.22/10,802.30
  6. Step 6: Final answer
    x = 4,516.78

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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.