Home / 7,460.88-11,193.66-3,080.40

Finding the Fourth Proportional to 7,460.88, 11,193.66 and 3,080.40

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Solution

The fourth proportional to 7,460.88, 11,193.66 and 3,080.40 is: 4,621.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460.88 : 11,193.66 = 3,080.40 : x
  2. Step 2: Convert to fraction form
    7,460.88/11,193.66 = 3,080.40/x
  3. Step 3: Cross multiply
    7,460.88x = 11,193.66 × 3,080.40
  4. Step 4: Simplify right side
    7,460.88x = 34,480,950.26
  5. Step 5: Solve for x
    x = 34,480,950.26/7,460.88
  6. Step 6: Final answer
    x = 4,621.57

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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.