Home / 10,982.07-16,448.50-6,590.45

Finding the Fourth Proportional to 10,982.07, 16,448.50 and 6,590.45

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Solution

The fourth proportional to 10,982.07, 16,448.50 and 6,590.45 is: 9,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.07 : 16,448.50 = 6,590.45 : x
  2. Step 2: Convert to fraction form
    10,982.07/16,448.50 = 6,590.45/x
  3. Step 3: Cross multiply
    10,982.07x = 16,448.50 × 6,590.45
  4. Step 4: Simplify right side
    10,982.07x = 108,403,016.83
  5. Step 5: Solve for x
    x = 108,403,016.83/10,982.07
  6. Step 6: Final answer
    x = 9,870.91

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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.