Home / 10,851.10-16,313.10-9,247.30

Finding the Fourth Proportional to 10,851.10, 16,313.10 and 9,247.30

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Solution

The fourth proportional to 10,851.10, 16,313.10 and 9,247.30 is: 13,902.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.10 : 16,313.10 = 9,247.30 : x
  2. Step 2: Convert to fraction form
    10,851.10/16,313.10 = 9,247.30/x
  3. Step 3: Cross multiply
    10,851.10x = 16,313.10 × 9,247.30
  4. Step 4: Simplify right side
    10,851.10x = 150,852,129.63
  5. Step 5: Solve for x
    x = 150,852,129.63/10,851.10
  6. Step 6: Final answer
    x = 13,902.01

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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.