Home / 11,460.45-17,157.87-7,048.19

Finding the Fourth Proportional to 11,460.45, 17,157.87 and 7,048.19

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Solution

The fourth proportional to 11,460.45, 17,157.87 and 7,048.19 is: 10,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,460.45 : 17,157.87 = 7,048.19 : x
  2. Step 2: Convert to fraction form
    11,460.45/17,157.87 = 7,048.19/x
  3. Step 3: Cross multiply
    11,460.45x = 17,157.87 × 7,048.19
  4. Step 4: Simplify right side
    11,460.45x = 120,931,841.97
  5. Step 5: Solve for x
    x = 120,931,841.97/11,460.45
  6. Step 6: Final answer
    x = 10,552.10

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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.