Home / 10,316.32-14,236.82-5,600.90

Finding the Fourth Proportional to 10,316.32, 14,236.82 and 5,600.90

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Solution

The fourth proportional to 10,316.32, 14,236.82 and 5,600.90 is: 7,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.32 : 14,236.82 = 5,600.90 : x
  2. Step 2: Convert to fraction form
    10,316.32/14,236.82 = 5,600.90/x
  3. Step 3: Cross multiply
    10,316.32x = 14,236.82 × 5,600.90
  4. Step 4: Simplify right side
    10,316.32x = 79,739,005.14
  5. Step 5: Solve for x
    x = 79,739,005.14/10,316.32
  6. Step 6: Final answer
    x = 7,729.40

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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.