Home / 10,697.89-16,047.75-2,800.37

Finding the Fourth Proportional to 10,697.89, 16,047.75 and 2,800.37

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Solution

The fourth proportional to 10,697.89, 16,047.75 and 2,800.37 is: 4,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697.89 : 16,047.75 = 2,800.37 : x
  2. Step 2: Convert to fraction form
    10,697.89/16,047.75 = 2,800.37/x
  3. Step 3: Cross multiply
    10,697.89x = 16,047.75 × 2,800.37
  4. Step 4: Simplify right side
    10,697.89x = 44,939,688.29
  5. Step 5: Solve for x
    x = 44,939,688.29/10,697.89
  6. Step 6: Final answer
    x = 4,200.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.