Home / 10,190.33-15,291.01-4,267.74

Finding the Fourth Proportional to 10,190.33, 15,291.01 and 4,267.74

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Solution

The fourth proportional to 10,190.33, 15,291.01 and 4,267.74 is: 6,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.33 : 15,291.01 = 4,267.74 : x
  2. Step 2: Convert to fraction form
    10,190.33/15,291.01 = 4,267.74/x
  3. Step 3: Cross multiply
    10,190.33x = 15,291.01 × 4,267.74
  4. Step 4: Simplify right side
    10,190.33x = 65,258,055.02
  5. Step 5: Solve for x
    x = 65,258,055.02/10,190.33
  6. Step 6: Final answer
    x = 6,403.92

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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.