Home / 9,724.48-14,569.92-7,657.68

Finding the Fourth Proportional to 9,724.48, 14,569.92 and 7,657.68

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Solution

The fourth proportional to 9,724.48, 14,569.92 and 7,657.68 is: 11,473.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,724.48 : 14,569.92 = 7,657.68 : x
  2. Step 2: Convert to fraction form
    9,724.48/14,569.92 = 7,657.68/x
  3. Step 3: Cross multiply
    9,724.48x = 14,569.92 × 7,657.68
  4. Step 4: Simplify right side
    9,724.48x = 111,571,784.99
  5. Step 5: Solve for x
    x = 111,571,784.99/9,724.48
  6. Step 6: Final answer
    x = 11,473.29

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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.