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Finding the Fourth Proportional to 7,064.42, 9,750.25 and 4,674.44

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Solution

The fourth proportional to 7,064.42, 9,750.25 and 4,674.44 is: 6,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064.42 : 9,750.25 = 4,674.44 : x
  2. Step 2: Convert to fraction form
    7,064.42/9,750.25 = 4,674.44/x
  3. Step 3: Cross multiply
    7,064.42x = 9,750.25 × 4,674.44
  4. Step 4: Simplify right side
    7,064.42x = 45,576,935.11
  5. Step 5: Solve for x
    x = 45,576,935.11/7,064.42
  6. Step 6: Final answer
    x = 6,451.62

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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.