Home / 6,995.28-9,653.47-3,851.47

Finding the Fourth Proportional to 6,995.28, 9,653.47 and 3,851.47

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Solution

The fourth proportional to 6,995.28, 9,653.47 and 3,851.47 is: 5,315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.28 : 9,653.47 = 3,851.47 : x
  2. Step 2: Convert to fraction form
    6,995.28/9,653.47 = 3,851.47/x
  3. Step 3: Cross multiply
    6,995.28x = 9,653.47 × 3,851.47
  4. Step 4: Simplify right side
    6,995.28x = 37,180,050.10
  5. Step 5: Solve for x
    x = 37,180,050.10/6,995.28
  6. Step 6: Final answer
    x = 5,315.02

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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.