Home / 9,742.50-13,444.65-5,326.50

Finding the Fourth Proportional to 9,742.50, 13,444.65 and 5,326.50

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Solution

The fourth proportional to 9,742.50, 13,444.65 and 5,326.50 is: 7,350.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.50 : 13,444.65 = 5,326.50 : x
  2. Step 2: Convert to fraction form
    9,742.50/13,444.65 = 5,326.50/x
  3. Step 3: Cross multiply
    9,742.50x = 13,444.65 × 5,326.50
  4. Step 4: Simplify right side
    9,742.50x = 71,612,928.23
  5. Step 5: Solve for x
    x = 71,612,928.23/9,742.50
  6. Step 6: Final answer
    x = 7,350.57

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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.