Home / 12,022.07-16,590.54-6,717.11

Finding the Fourth Proportional to 12,022.07, 16,590.54 and 6,717.11

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Solution

The fourth proportional to 12,022.07, 16,590.54 and 6,717.11 is: 9,269.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.07 : 16,590.54 = 6,717.11 : x
  2. Step 2: Convert to fraction form
    12,022.07/16,590.54 = 6,717.11/x
  3. Step 3: Cross multiply
    12,022.07x = 16,590.54 × 6,717.11
  4. Step 4: Simplify right side
    12,022.07x = 111,440,482.14
  5. Step 5: Solve for x
    x = 111,440,482.14/12,022.07
  6. Step 6: Final answer
    x = 9,269.66

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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.