Home / 7,528.50-11,284.65-3,362.79

Finding the Fourth Proportional to 7,528.50, 11,284.65 and 3,362.79

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Solution

The fourth proportional to 7,528.50, 11,284.65 and 3,362.79 is: 5,040.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.50 : 11,284.65 = 3,362.79 : x
  2. Step 2: Convert to fraction form
    7,528.50/11,284.65 = 3,362.79/x
  3. Step 3: Cross multiply
    7,528.50x = 11,284.65 × 3,362.79
  4. Step 4: Simplify right side
    7,528.50x = 37,947,908.17
  5. Step 5: Solve for x
    x = 37,947,908.17/7,528.50
  6. Step 6: Final answer
    x = 5,040.57

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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.