Home / 10,316.15-14,236.30-5,600.43

Finding the Fourth Proportional to 10,316.15, 14,236.30 and 5,600.43

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Solution

The fourth proportional to 10,316.15, 14,236.30 and 5,600.43 is: 7,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.15 : 14,236.30 = 5,600.43 : x
  2. Step 2: Convert to fraction form
    10,316.15/14,236.30 = 5,600.43/x
  3. Step 3: Cross multiply
    10,316.15x = 14,236.30 × 5,600.43
  4. Step 4: Simplify right side
    10,316.15x = 79,729,401.61
  5. Step 5: Solve for x
    x = 79,729,401.61/10,316.15
  6. Step 6: Final answer
    x = 7,728.60

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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.