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Finding the Fourth Proportional to 7,246.62, 10,798.64 and 7,011.42

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Solution

The fourth proportional to 7,246.62, 10,798.64 and 7,011.42 is: 10,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.62 : 10,798.64 = 7,011.42 : x
  2. Step 2: Convert to fraction form
    7,246.62/10,798.64 = 7,011.42/x
  3. Step 3: Cross multiply
    7,246.62x = 10,798.64 × 7,011.42
  4. Step 4: Simplify right side
    7,246.62x = 75,713,765.41
  5. Step 5: Solve for x
    x = 75,713,765.41/7,246.62
  6. Step 6: Final answer
    x = 10,448.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.