Home / 9,328.05-13,983.28-4,643.63

Finding the Fourth Proportional to 9,328.05, 13,983.28 and 4,643.63

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Solution

The fourth proportional to 9,328.05, 13,983.28 and 4,643.63 is: 6,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.05 : 13,983.28 = 4,643.63 : x
  2. Step 2: Convert to fraction form
    9,328.05/13,983.28 = 4,643.63/x
  3. Step 3: Cross multiply
    9,328.05x = 13,983.28 × 4,643.63
  4. Step 4: Simplify right side
    9,328.05x = 64,933,096.98
  5. Step 5: Solve for x
    x = 64,933,096.98/9,328.05
  6. Step 6: Final answer
    x = 6,961.06

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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.