Home / 6,078.32-9,119.02-1,695.78

Finding the Fourth Proportional to 6,078.32, 9,119.02 and 1,695.78

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Solution

The fourth proportional to 6,078.32, 9,119.02 and 1,695.78 is: 2,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.32 : 9,119.02 = 1,695.78 : x
  2. Step 2: Convert to fraction form
    6,078.32/9,119.02 = 1,695.78/x
  3. Step 3: Cross multiply
    6,078.32x = 9,119.02 × 1,695.78
  4. Step 4: Simplify right side
    6,078.32x = 15,463,851.74
  5. Step 5: Solve for x
    x = 15,463,851.74/6,078.32
  6. Step 6: Final answer
    x = 2,544.10

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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.