Home / 11,007.16-16,511.28-4,432.46

Finding the Fourth Proportional to 11,007.16, 16,511.28 and 4,432.46

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Solution

The fourth proportional to 11,007.16, 16,511.28 and 4,432.46 is: 6,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.16 : 16,511.28 = 4,432.46 : x
  2. Step 2: Convert to fraction form
    11,007.16/16,511.28 = 4,432.46/x
  3. Step 3: Cross multiply
    11,007.16x = 16,511.28 × 4,432.46
  4. Step 4: Simplify right side
    11,007.16x = 73,185,483.43
  5. Step 5: Solve for x
    x = 73,185,483.43/11,007.16
  6. Step 6: Final answer
    x = 6,648.90

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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.