Home / 10,316.22-14,236.30-5,600.40

Finding the Fourth Proportional to 10,316.22, 14,236.30 and 5,600.40

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Solution

The fourth proportional to 10,316.22, 14,236.30 and 5,600.40 is: 7,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.22 : 14,236.30 = 5,600.40 : x
  2. Step 2: Convert to fraction form
    10,316.22/14,236.30 = 5,600.40/x
  3. Step 3: Cross multiply
    10,316.22x = 14,236.30 × 5,600.40
  4. Step 4: Simplify right side
    10,316.22x = 79,728,974.52
  5. Step 5: Solve for x
    x = 79,728,974.52/10,316.22
  6. Step 6: Final answer
    x = 7,728.51

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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.