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Finding the Fourth Proportional to 9,934.36, 14,892.88 and 4,999.84

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Solution

The fourth proportional to 9,934.36, 14,892.88 and 4,999.84 is: 7,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,934.36 : 14,892.88 = 4,999.84 : x
  2. Step 2: Convert to fraction form
    9,934.36/14,892.88 = 4,999.84/x
  3. Step 3: Cross multiply
    9,934.36x = 14,892.88 × 4,999.84
  4. Step 4: Simplify right side
    9,934.36x = 74,462,017.14
  5. Step 5: Solve for x
    x = 74,462,017.14/9,934.36
  6. Step 6: Final answer
    x = 7,495.40

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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.