Home / 9,612.70-13,262.42-5,363.07

Finding the Fourth Proportional to 9,612.70, 13,262.42 and 5,363.07

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Solution

The fourth proportional to 9,612.70, 13,262.42 and 5,363.07 is: 7,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.70 : 13,262.42 = 5,363.07 : x
  2. Step 2: Convert to fraction form
    9,612.70/13,262.42 = 5,363.07/x
  3. Step 3: Cross multiply
    9,612.70x = 13,262.42 × 5,363.07
  4. Step 4: Simplify right side
    9,612.70x = 71,127,336.21
  5. Step 5: Solve for x
    x = 71,127,336.21/9,612.70
  6. Step 6: Final answer
    x = 7,399.31

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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.