Home / 10,403.36-14,356.26-5,927.12

Finding the Fourth Proportional to 10,403.36, 14,356.26 and 5,927.12

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Solution

The fourth proportional to 10,403.36, 14,356.26 and 5,927.12 is: 8,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.36 : 14,356.26 = 5,927.12 : x
  2. Step 2: Convert to fraction form
    10,403.36/14,356.26 = 5,927.12/x
  3. Step 3: Cross multiply
    10,403.36x = 14,356.26 × 5,927.12
  4. Step 4: Simplify right side
    10,403.36x = 85,091,275.77
  5. Step 5: Solve for x
    x = 85,091,275.77/10,403.36
  6. Step 6: Final answer
    x = 8,179.21

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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.