Home / 11,106.10-16,655.10-3,312.28

Finding the Fourth Proportional to 11,106.10, 16,655.10 and 3,312.28

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Solution

The fourth proportional to 11,106.10, 16,655.10 and 3,312.28 is: 4,967.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.10 : 16,655.10 = 3,312.28 : x
  2. Step 2: Convert to fraction form
    11,106.10/16,655.10 = 3,312.28/x
  3. Step 3: Cross multiply
    11,106.10x = 16,655.10 × 3,312.28
  4. Step 4: Simplify right side
    11,106.10x = 55,166,354.63
  5. Step 5: Solve for x
    x = 55,166,354.63/11,106.10
  6. Step 6: Final answer
    x = 4,967.21

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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.