Home / 10,071.56-15,090.28-6,167.81

Finding the Fourth Proportional to 10,071.56, 15,090.28 and 6,167.81

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Solution

The fourth proportional to 10,071.56, 15,090.28 and 6,167.81 is: 9,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.56 : 15,090.28 = 6,167.81 : x
  2. Step 2: Convert to fraction form
    10,071.56/15,090.28 = 6,167.81/x
  3. Step 3: Cross multiply
    10,071.56x = 15,090.28 × 6,167.81
  4. Step 4: Simplify right side
    10,071.56x = 93,073,979.89
  5. Step 5: Solve for x
    x = 93,073,979.89/10,071.56
  6. Step 6: Final answer
    x = 9,241.27

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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.