Home / 6,635.12-9,157.02-3,651.52

Finding the Fourth Proportional to 6,635.12, 9,157.02 and 3,651.52

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Solution

The fourth proportional to 6,635.12, 9,157.02 and 3,651.52 is: 5,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.12 : 9,157.02 = 3,651.52 : x
  2. Step 2: Convert to fraction form
    6,635.12/9,157.02 = 3,651.52/x
  3. Step 3: Cross multiply
    6,635.12x = 9,157.02 × 3,651.52
  4. Step 4: Simplify right side
    6,635.12x = 33,437,041.67
  5. Step 5: Solve for x
    x = 33,437,041.67/6,635.12
  6. Step 6: Final answer
    x = 5,039.40

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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.