Home / 9,969.18-14,959.65-3,643.49

Finding the Fourth Proportional to 9,969.18, 14,959.65 and 3,643.49

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Solution

The fourth proportional to 9,969.18, 14,959.65 and 3,643.49 is: 5,467.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.18 : 14,959.65 = 3,643.49 : x
  2. Step 2: Convert to fraction form
    9,969.18/14,959.65 = 3,643.49/x
  3. Step 3: Cross multiply
    9,969.18x = 14,959.65 × 3,643.49
  4. Step 4: Simplify right side
    9,969.18x = 54,505,335.18
  5. Step 5: Solve for x
    x = 54,505,335.18/9,969.18
  6. Step 6: Final answer
    x = 5,467.38

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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.