Home / 9,743.75-13,446.36-5,267.51

Finding the Fourth Proportional to 9,743.75, 13,446.36 and 5,267.51

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Solution

The fourth proportional to 9,743.75, 13,446.36 and 5,267.51 is: 7,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743.75 : 13,446.36 = 5,267.51 : x
  2. Step 2: Convert to fraction form
    9,743.75/13,446.36 = 5,267.51/x
  3. Step 3: Cross multiply
    9,743.75x = 13,446.36 × 5,267.51
  4. Step 4: Simplify right side
    9,743.75x = 70,828,768.53
  5. Step 5: Solve for x
    x = 70,828,768.53/9,743.75
  6. Step 6: Final answer
    x = 7,269.15

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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.