Home / 10,383.44-14,328.80-5,907.68

Finding the Fourth Proportional to 10,383.44, 14,328.80 and 5,907.68

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Solution

The fourth proportional to 10,383.44, 14,328.80 and 5,907.68 is: 8,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.44 : 14,328.80 = 5,907.68 : x
  2. Step 2: Convert to fraction form
    10,383.44/14,328.80 = 5,907.68/x
  3. Step 3: Cross multiply
    10,383.44x = 14,328.80 × 5,907.68
  4. Step 4: Simplify right side
    10,383.44x = 84,649,965.18
  5. Step 5: Solve for x
    x = 84,649,965.18/10,383.44
  6. Step 6: Final answer
    x = 8,152.40

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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.