Home / 7,392.05-11,085.68-2,460.36

Finding the Fourth Proportional to 7,392.05, 11,085.68 and 2,460.36

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Solution

The fourth proportional to 7,392.05, 11,085.68 and 2,460.36 is: 3,689.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.05 : 11,085.68 = 2,460.36 : x
  2. Step 2: Convert to fraction form
    7,392.05/11,085.68 = 2,460.36/x
  3. Step 3: Cross multiply
    7,392.05x = 11,085.68 × 2,460.36
  4. Step 4: Simplify right side
    7,392.05x = 27,274,751.34
  5. Step 5: Solve for x
    x = 27,274,751.34/7,392.05
  6. Step 6: Final answer
    x = 3,689.74

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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.