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Finding the Fourth Proportional to 9,615.58, 14,385.44 and 7,282.33

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Solution

The fourth proportional to 9,615.58, 14,385.44 and 7,282.33 is: 10,894.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,615.58 : 14,385.44 = 7,282.33 : x
  2. Step 2: Convert to fraction form
    9,615.58/14,385.44 = 7,282.33/x
  3. Step 3: Cross multiply
    9,615.58x = 14,385.44 × 7,282.33
  4. Step 4: Simplify right side
    9,615.58x = 104,759,513.76
  5. Step 5: Solve for x
    x = 104,759,513.76/9,615.58
  6. Step 6: Final answer
    x = 10,894.76

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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.