Home / 6,235.12-9,351.60-1,851.40

Finding the Fourth Proportional to 6,235.12, 9,351.60 and 1,851.40

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Solution

The fourth proportional to 6,235.12, 9,351.60 and 1,851.40 is: 2,776.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.12 : 9,351.60 = 1,851.40 : x
  2. Step 2: Convert to fraction form
    6,235.12/9,351.60 = 1,851.40/x
  3. Step 3: Cross multiply
    6,235.12x = 9,351.60 × 1,851.40
  4. Step 4: Simplify right side
    6,235.12x = 17,313,552.24
  5. Step 5: Solve for x
    x = 17,313,552.24/6,235.12
  6. Step 6: Final answer
    x = 2,776.78

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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.