Home / 9,575.70-13,214.50-5,383.68

Finding the Fourth Proportional to 9,575.70, 13,214.50 and 5,383.68

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Solution

The fourth proportional to 9,575.70, 13,214.50 and 5,383.68 is: 7,429.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,575.70 : 13,214.50 = 5,383.68 : x
  2. Step 2: Convert to fraction form
    9,575.70/13,214.50 = 5,383.68/x
  3. Step 3: Cross multiply
    9,575.70x = 13,214.50 × 5,383.68
  4. Step 4: Simplify right side
    9,575.70x = 71,142,639.36
  5. Step 5: Solve for x
    x = 71,142,639.36/9,575.70
  6. Step 6: Final answer
    x = 7,429.50

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1.5x scale

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.