Home / 10,009.36-15,011.74-3,770.02

Finding the Fourth Proportional to 10,009.36, 15,011.74 and 3,770.02

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Solution

The fourth proportional to 10,009.36, 15,011.74 and 3,770.02 is: 5,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.36 : 15,011.74 = 3,770.02 : x
  2. Step 2: Convert to fraction form
    10,009.36/15,011.74 = 3,770.02/x
  3. Step 3: Cross multiply
    10,009.36x = 15,011.74 × 3,770.02
  4. Step 4: Simplify right side
    10,009.36x = 56,594,560.03
  5. Step 5: Solve for x
    x = 56,594,560.03/10,009.36
  6. Step 6: Final answer
    x = 5,654.16

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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.