Home / 9,967.16-14,947.20-2,945.31

Finding the Fourth Proportional to 9,967.16, 14,947.20 and 2,945.31

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Solution

The fourth proportional to 9,967.16, 14,947.20 and 2,945.31 is: 4,416.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,967.16 : 14,947.20 = 2,945.31 : x
  2. Step 2: Convert to fraction form
    9,967.16/14,947.20 = 2,945.31/x
  3. Step 3: Cross multiply
    9,967.16x = 14,947.20 × 2,945.31
  4. Step 4: Simplify right side
    9,967.16x = 44,024,137.63
  5. Step 5: Solve for x
    x = 44,024,137.63/9,967.16
  6. Step 6: Final answer
    x = 4,416.92

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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.