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Finding the Fourth Proportional to 9,065.71, 13,597.55 and 2,825.93

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Solution

The fourth proportional to 9,065.71, 13,597.55 and 2,825.93 is: 4,238.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.71 : 13,597.55 = 2,825.93 : x
  2. Step 2: Convert to fraction form
    9,065.71/13,597.55 = 2,825.93/x
  3. Step 3: Cross multiply
    9,065.71x = 13,597.55 × 2,825.93
  4. Step 4: Simplify right side
    9,065.71x = 38,425,724.47
  5. Step 5: Solve for x
    x = 38,425,724.47/9,065.71
  6. Step 6: Final answer
    x = 4,238.58

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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.