Home / 7,365.96-10,165.10-4,222.13

Finding the Fourth Proportional to 7,365.96, 10,165.10 and 4,222.13

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Solution

The fourth proportional to 7,365.96, 10,165.10 and 4,222.13 is: 5,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.96 : 10,165.10 = 4,222.13 : x
  2. Step 2: Convert to fraction form
    7,365.96/10,165.10 = 4,222.13/x
  3. Step 3: Cross multiply
    7,365.96x = 10,165.10 × 4,222.13
  4. Step 4: Simplify right side
    7,365.96x = 42,918,301.73
  5. Step 5: Solve for x
    x = 42,918,301.73/7,365.96
  6. Step 6: Final answer
    x = 5,826.57

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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.