Home / 7,528.06-11,290.20-3,365.74

Finding the Fourth Proportional to 7,528.06, 11,290.20 and 3,365.74

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Solution

The fourth proportional to 7,528.06, 11,290.20 and 3,365.74 is: 5,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.06 : 11,290.20 = 3,365.74 : x
  2. Step 2: Convert to fraction form
    7,528.06/11,290.20 = 3,365.74/x
  3. Step 3: Cross multiply
    7,528.06x = 11,290.20 × 3,365.74
  4. Step 4: Simplify right side
    7,528.06x = 37,999,877.75
  5. Step 5: Solve for x
    x = 37,999,877.75/7,528.06
  6. Step 6: Final answer
    x = 5,047.76

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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.