Home / 9,436.74-13,022.96-5,187.93

Finding the Fourth Proportional to 9,436.74, 13,022.96 and 5,187.93

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Solution

The fourth proportional to 9,436.74, 13,022.96 and 5,187.93 is: 7,159.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.74 : 13,022.96 = 5,187.93 : x
  2. Step 2: Convert to fraction form
    9,436.74/13,022.96 = 5,187.93/x
  3. Step 3: Cross multiply
    9,436.74x = 13,022.96 × 5,187.93
  4. Step 4: Simplify right side
    9,436.74x = 67,562,204.87
  5. Step 5: Solve for x
    x = 67,562,204.87/9,436.74
  6. Step 6: Final answer
    x = 7,159.49

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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.