Home / 9,624.48-13,283.76-5,647.68

Finding the Fourth Proportional to 9,624.48, 13,283.76 and 5,647.68

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Solution

The fourth proportional to 9,624.48, 13,283.76 and 5,647.68 is: 7,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,624.48 : 13,283.76 = 5,647.68 : x
  2. Step 2: Convert to fraction form
    9,624.48/13,283.76 = 5,647.68/x
  3. Step 3: Cross multiply
    9,624.48x = 13,283.76 × 5,647.68
  4. Step 4: Simplify right side
    9,624.48x = 75,022,425.68
  5. Step 5: Solve for x
    x = 75,022,425.68/9,624.48
  6. Step 6: Final answer
    x = 7,794.96

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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.