Home / 10,383.66-14,328.77-5,907.87

Finding the Fourth Proportional to 10,383.66, 14,328.77 and 5,907.87

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Solution

The fourth proportional to 10,383.66, 14,328.77 and 5,907.87 is: 8,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.66 : 14,328.77 = 5,907.87 : x
  2. Step 2: Convert to fraction form
    10,383.66/14,328.77 = 5,907.87/x
  3. Step 3: Cross multiply
    10,383.66x = 14,328.77 × 5,907.87
  4. Step 4: Simplify right side
    10,383.66x = 84,652,480.88
  5. Step 5: Solve for x
    x = 84,652,480.88/10,383.66
  6. Step 6: Final answer
    x = 8,152.47

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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.