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Finding the Fourth Proportional to 6,655.90, 9,964.38 and 4,041.22

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Solution

The fourth proportional to 6,655.90, 9,964.38 and 4,041.22 is: 6,050.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.90 : 9,964.38 = 4,041.22 : x
  2. Step 2: Convert to fraction form
    6,655.90/9,964.38 = 4,041.22/x
  3. Step 3: Cross multiply
    6,655.90x = 9,964.38 × 4,041.22
  4. Step 4: Simplify right side
    6,655.90x = 40,268,251.74
  5. Step 5: Solve for x
    x = 40,268,251.74/6,655.90
  6. Step 6: Final answer
    x = 6,050.01

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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.