Home / 10,001.42-13,802.70-6,022.45

Finding the Fourth Proportional to 10,001.42, 13,802.70 and 6,022.45

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Solution

The fourth proportional to 10,001.42, 13,802.70 and 6,022.45 is: 8,311.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.42 : 13,802.70 = 6,022.45 : x
  2. Step 2: Convert to fraction form
    10,001.42/13,802.70 = 6,022.45/x
  3. Step 3: Cross multiply
    10,001.42x = 13,802.70 × 6,022.45
  4. Step 4: Simplify right side
    10,001.42x = 83,126,110.45
  5. Step 5: Solve for x
    x = 83,126,110.45/10,001.42
  6. Step 6: Final answer
    x = 8,311.43

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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.