Home / 7,511.11-10,364.41-4,153.46

Finding the Fourth Proportional to 7,511.11, 10,364.41 and 4,153.46

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Solution

The fourth proportional to 7,511.11, 10,364.41 and 4,153.46 is: 5,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.11 : 10,364.41 = 4,153.46 : x
  2. Step 2: Convert to fraction form
    7,511.11/10,364.41 = 4,153.46/x
  3. Step 3: Cross multiply
    7,511.11x = 10,364.41 × 4,153.46
  4. Step 4: Simplify right side
    7,511.11x = 43,048,162.36
  5. Step 5: Solve for x
    x = 43,048,162.36/7,511.11
  6. Step 6: Final answer
    x = 5,731.27

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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.