Home / 11,114.10-15,337.20-6,078.36

Finding the Fourth Proportional to 11,114.10, 15,337.20 and 6,078.36

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Solution

The fourth proportional to 11,114.10, 15,337.20 and 6,078.36 is: 8,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.10 : 15,337.20 = 6,078.36 : x
  2. Step 2: Convert to fraction form
    11,114.10/15,337.20 = 6,078.36/x
  3. Step 3: Cross multiply
    11,114.10x = 15,337.20 × 6,078.36
  4. Step 4: Simplify right side
    11,114.10x = 93,225,022.99
  5. Step 5: Solve for x
    x = 93,225,022.99/11,114.10
  6. Step 6: Final answer
    x = 8,388.00

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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.