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Finding the Fourth Proportional to 7,059.44, 9,740.77 and 4,406.42

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Solution

The fourth proportional to 7,059.44, 9,740.77 and 4,406.42 is: 6,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.44 : 9,740.77 = 4,406.42 : x
  2. Step 2: Convert to fraction form
    7,059.44/9,740.77 = 4,406.42/x
  3. Step 3: Cross multiply
    7,059.44x = 9,740.77 × 4,406.42
  4. Step 4: Simplify right side
    7,059.44x = 42,921,864.02
  5. Step 5: Solve for x
    x = 42,921,864.02/7,059.44
  6. Step 6: Final answer
    x = 6,080.07

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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.