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Finding the Fourth Proportional to 9,849.70, 14,774.55 and 6,544.90

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Solution

The fourth proportional to 9,849.70, 14,774.55 and 6,544.90 is: 9,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.70 : 14,774.55 = 6,544.90 : x
  2. Step 2: Convert to fraction form
    9,849.70/14,774.55 = 6,544.90/x
  3. Step 3: Cross multiply
    9,849.70x = 14,774.55 × 6,544.90
  4. Step 4: Simplify right side
    9,849.70x = 96,697,952.30
  5. Step 5: Solve for x
    x = 96,697,952.30/9,849.70
  6. Step 6: Final answer
    x = 9,817.35

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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.