Home / 10,167.89-15,254.22-3,242.39

Finding the Fourth Proportional to 10,167.89, 15,254.22 and 3,242.39

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Solution

The fourth proportional to 10,167.89, 15,254.22 and 3,242.39 is: 4,864.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.89 : 15,254.22 = 3,242.39 : x
  2. Step 2: Convert to fraction form
    10,167.89/15,254.22 = 3,242.39/x
  3. Step 3: Cross multiply
    10,167.89x = 15,254.22 × 3,242.39
  4. Step 4: Simplify right side
    10,167.89x = 49,460,054.11
  5. Step 5: Solve for x
    x = 49,460,054.11/10,167.89
  6. Step 6: Final answer
    x = 4,864.34

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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.