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Finding the Fourth Proportional to 9,950.16, 14,920.10 and 2,929.26

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Solution

The fourth proportional to 9,950.16, 14,920.10 and 2,929.26 is: 4,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950.16 : 14,920.10 = 2,929.26 : x
  2. Step 2: Convert to fraction form
    9,950.16/14,920.10 = 2,929.26/x
  3. Step 3: Cross multiply
    9,950.16x = 14,920.10 × 2,929.26
  4. Step 4: Simplify right side
    9,950.16x = 43,704,837.48
  5. Step 5: Solve for x
    x = 43,704,837.48/9,950.16
  6. Step 6: Final answer
    x = 4,392.38

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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.