Home / 10,316.42-14,236.68-5,600.70

Finding the Fourth Proportional to 10,316.42, 14,236.68 and 5,600.70

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Solution

The fourth proportional to 10,316.42, 14,236.68 and 5,600.70 is: 7,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.42 : 14,236.68 = 5,600.70 : x
  2. Step 2: Convert to fraction form
    10,316.42/14,236.68 = 5,600.70/x
  3. Step 3: Cross multiply
    10,316.42x = 14,236.68 × 5,600.70
  4. Step 4: Simplify right side
    10,316.42x = 79,735,373.68
  5. Step 5: Solve for x
    x = 79,735,373.68/10,316.42
  6. Step 6: Final answer
    x = 7,728.98

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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.