Home / 6,119.10-9,178.48-1,736.50

Finding the Fourth Proportional to 6,119.10, 9,178.48 and 1,736.50

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Solution

The fourth proportional to 6,119.10, 9,178.48 and 1,736.50 is: 2,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.10 : 9,178.48 = 1,736.50 : x
  2. Step 2: Convert to fraction form
    6,119.10/9,178.48 = 1,736.50/x
  3. Step 3: Cross multiply
    6,119.10x = 9,178.48 × 1,736.50
  4. Step 4: Simplify right side
    6,119.10x = 15,938,430.52
  5. Step 5: Solve for x
    x = 15,938,430.52/6,119.10
  6. Step 6: Final answer
    x = 2,604.70

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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.