Home / 8,935.09-13,398.66-4,774.33

Finding the Fourth Proportional to 8,935.09, 13,398.66 and 4,774.33

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Solution

The fourth proportional to 8,935.09, 13,398.66 and 4,774.33 is: 7,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.09 : 13,398.66 = 4,774.33 : x
  2. Step 2: Convert to fraction form
    8,935.09/13,398.66 = 4,774.33/x
  3. Step 3: Cross multiply
    8,935.09x = 13,398.66 × 4,774.33
  4. Step 4: Simplify right side
    8,935.09x = 63,969,624.40
  5. Step 5: Solve for x
    x = 63,969,624.40/8,935.09
  6. Step 6: Final answer
    x = 7,159.37

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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.