Home / 11,005.54-16,482.88-6,613.32

Finding the Fourth Proportional to 11,005.54, 16,482.88 and 6,613.32

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Solution

The fourth proportional to 11,005.54, 16,482.88 and 6,613.32 is: 9,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.54 : 16,482.88 = 6,613.32 : x
  2. Step 2: Convert to fraction form
    11,005.54/16,482.88 = 6,613.32/x
  3. Step 3: Cross multiply
    11,005.54x = 16,482.88 × 6,613.32
  4. Step 4: Simplify right side
    11,005.54x = 109,006,559.96
  5. Step 5: Solve for x
    x = 109,006,559.96/11,005.54
  6. Step 6: Final answer
    x = 9,904.70

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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.