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Finding the Fourth Proportional to 9,849.88, 14,774.46 and 2,924.20

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Solution

The fourth proportional to 9,849.88, 14,774.46 and 2,924.20 is: 4,386.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.88 : 14,774.46 = 2,924.20 : x
  2. Step 2: Convert to fraction form
    9,849.88/14,774.46 = 2,924.20/x
  3. Step 3: Cross multiply
    9,849.88x = 14,774.46 × 2,924.20
  4. Step 4: Simplify right side
    9,849.88x = 43,203,475.93
  5. Step 5: Solve for x
    x = 43,203,475.93/9,849.88
  6. Step 6: Final answer
    x = 4,386.19

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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.