Home / 10,366.41-14,305.77-5,890.28

Finding the Fourth Proportional to 10,366.41, 14,305.77 and 5,890.28

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Solution

The fourth proportional to 10,366.41, 14,305.77 and 5,890.28 is: 8,128.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.41 : 14,305.77 = 5,890.28 : x
  2. Step 2: Convert to fraction form
    10,366.41/14,305.77 = 5,890.28/x
  3. Step 3: Cross multiply
    10,366.41x = 14,305.77 × 5,890.28
  4. Step 4: Simplify right side
    10,366.41x = 84,264,961.46
  5. Step 5: Solve for x
    x = 84,264,961.46/10,366.41
  6. Step 6: Final answer
    x = 8,128.65

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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.