Home / 10,325.47-15,488.29-3,305.54

Finding the Fourth Proportional to 10,325.47, 15,488.29 and 3,305.54

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Solution

The fourth proportional to 10,325.47, 15,488.29 and 3,305.54 is: 4,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.47 : 15,488.29 = 3,305.54 : x
  2. Step 2: Convert to fraction form
    10,325.47/15,488.29 = 3,305.54/x
  3. Step 3: Cross multiply
    10,325.47x = 15,488.29 × 3,305.54
  4. Step 4: Simplify right side
    10,325.47x = 51,197,162.13
  5. Step 5: Solve for x
    x = 51,197,162.13/10,325.47
  6. Step 6: Final answer
    x = 4,958.34

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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.