Home / 9,460.86-13,055.07-5,211.87

Finding the Fourth Proportional to 9,460.86, 13,055.07 and 5,211.87

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Solution

The fourth proportional to 9,460.86, 13,055.07 and 5,211.87 is: 7,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,460.86 : 13,055.07 = 5,211.87 : x
  2. Step 2: Convert to fraction form
    9,460.86/13,055.07 = 5,211.87/x
  3. Step 3: Cross multiply
    9,460.86x = 13,055.07 × 5,211.87
  4. Step 4: Simplify right side
    9,460.86x = 68,041,327.68
  5. Step 5: Solve for x
    x = 68,041,327.68/9,460.86
  6. Step 6: Final answer
    x = 7,191.88

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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.