Home / 11,330.72-15,636.28-6,226.32

Finding the Fourth Proportional to 11,330.72, 15,636.28 and 6,226.32

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Solution

The fourth proportional to 11,330.72, 15,636.28 and 6,226.32 is: 8,592.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.72 : 15,636.28 = 6,226.32 : x
  2. Step 2: Convert to fraction form
    11,330.72/15,636.28 = 6,226.32/x
  3. Step 3: Cross multiply
    11,330.72x = 15,636.28 × 6,226.32
  4. Step 4: Simplify right side
    11,330.72x = 97,356,482.89
  5. Step 5: Solve for x
    x = 97,356,482.89/11,330.72
  6. Step 6: Final answer
    x = 8,592.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.