Home / 10,643.09-15,964.64-4,396.24

Finding the Fourth Proportional to 10,643.09, 15,964.64 and 4,396.24

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Solution

The fourth proportional to 10,643.09, 15,964.64 and 4,396.24 is: 6,594.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643.09 : 15,964.64 = 4,396.24 : x
  2. Step 2: Convert to fraction form
    10,643.09/15,964.64 = 4,396.24/x
  3. Step 3: Cross multiply
    10,643.09x = 15,964.64 × 4,396.24
  4. Step 4: Simplify right side
    10,643.09x = 70,184,388.95
  5. Step 5: Solve for x
    x = 70,184,388.95/10,643.09
  6. Step 6: Final answer
    x = 6,594.36

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Similar ratio
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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.