Home / 10,454.39-14,427.07-5,674.33

Finding the Fourth Proportional to 10,454.39, 14,427.07 and 5,674.33

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Solution

The fourth proportional to 10,454.39, 14,427.07 and 5,674.33 is: 7,830.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.39 : 14,427.07 = 5,674.33 : x
  2. Step 2: Convert to fraction form
    10,454.39/14,427.07 = 5,674.33/x
  3. Step 3: Cross multiply
    10,454.39x = 14,427.07 × 5,674.33
  4. Step 4: Simplify right side
    10,454.39x = 81,863,956.11
  5. Step 5: Solve for x
    x = 81,863,956.11/10,454.39
  6. Step 6: Final answer
    x = 7,830.58

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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.