Home / 10,984.64-16,479.08-3,587.11

Finding the Fourth Proportional to 10,984.64, 16,479.08 and 3,587.11

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Solution

The fourth proportional to 10,984.64, 16,479.08 and 3,587.11 is: 5,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.64 : 16,479.08 = 3,587.11 : x
  2. Step 2: Convert to fraction form
    10,984.64/16,479.08 = 3,587.11/x
  3. Step 3: Cross multiply
    10,984.64x = 16,479.08 × 3,587.11
  4. Step 4: Simplify right side
    10,984.64x = 59,112,172.33
  5. Step 5: Solve for x
    x = 59,112,172.33/10,984.64
  6. Step 6: Final answer
    x = 5,381.35

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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.