Home / 10,365.03-14,289.24-8,765.25

Finding the Fourth Proportional to 10,365.03, 14,289.24 and 8,765.25

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Solution

The fourth proportional to 10,365.03, 14,289.24 and 8,765.25 is: 12,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.03 : 14,289.24 = 8,765.25 : x
  2. Step 2: Convert to fraction form
    10,365.03/14,289.24 = 8,765.25/x
  3. Step 3: Cross multiply
    10,365.03x = 14,289.24 × 8,765.25
  4. Step 4: Simplify right side
    10,365.03x = 125,248,689.46
  5. Step 5: Solve for x
    x = 125,248,689.46/10,365.03
  6. Step 6: Final answer
    x = 12,083.78

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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.